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The NAQCC December 2020 Challenge

All challenge info such as rules are now in the hands of Gary K1YAN. Email him with any questions in that regard at pix_email_k1yan (1K).

The results on this page are the responsibility of Hap K7HAP. Email him with any questions in that regard at pix_email_k7hap (1K).


SUBMARINE ELF COMMUNICATION

PREMISE:
Trying to communicate with a submerged submarine poses a serious problem at normal radio frequencies. Seawater shields submerged boats from radio signals, cutting off vital communications. As transmission frequency decreases into the Very Low Frequency and Extremely Low Frequency spectrums, radio waves will penetrate seawater and support communication with a submerged boat. VLF frequencies of 3 to 30 kHz are capable of penetrating water to depths of about 10 to 30 meters. To utilize these frequencies a boat must rise to this shallow depth and risk detection. ELF frequencies of 30 to 300 Hz, can however, reach down to hundreds of meters allowing communications at preferred operating depths.

ELF operation is not without its problems. A half wave dipole for ELF would be around 300 miles long, so any physically practical antenna is very small in terms of wavelength and extremely inefficient. Antennas know as ground dipoles have been used. Resembling power distribution lines built on 40 foot poles, they are grounded at the ends of the 14 mile long legs and are in the shape of a cross with the transmitter in the center. For one installation, 2.6 megawatts of input power radiated only about 8 watts of ELF signal. Signal attenuation of only 1 to 2 dB per 1000 kM at ELF does, however, allow communication over half the globe with this low power ( QRP works ! ). The system transmits continuously, 24 hours a day, sending an "idle" message when not in use, so that submarines can verify they are within communication range. Shipboard ELF transmitting systems are not practical, so the communication is in one direction only.

As a result of the very low transmitting frequency, bandwidth for data transmission is very small. The resulting slow data transmission rate makes long text messages impractical. Because of this limitation, the system is used to perform a “ bell ringer “ function, alerting the submarine that there is a message for them. The boat must then receive their message using a different communications system.


TIME FRAME:
The first day of the month 0000Z through the last day of the month 2400Z


RULES:
Just make ALL these words from calls of stations you work subject to the General Challenge Rules. (Any spaces in the phrases should be ignored. For example the challenge phrase "INVERTED V ANTENNA" should be treated as if it is the single word "INVERTEDVANTENNA.")

EXTREMELY LOW FREQUENCY
30 TO 300 HZ
BELL RINGER FUNCTION
GROUND DIPOLE
NARROW DATA BANDWIDTH
24 HOUR IDLE

The 89 total letters contain these 26 different letters and numbers : A B C D E F G H I L M N O P Q R T U W X Y Z 2 3 4 0

You can use each letter in a call TWICE. For example you could use K3WWP for 2 K's, 4 W's, and 2 P's.

Subsequent QSO's with the same station cannot be used for additional letters. For example, no matter how many times you work K3WWP, you can only use his call for 8 of the letters in the words.

See General Rule #5 for more details on what callsign letters can be used.

If you need some help with your alphabet challenge record keeping take a look at our Alphabet Tutorial page for everything from some great pencil & paper methods to fully computerized tools.


AWARDS:
A certificate and Participation Point go to everyone making all the words and submitting their report before the deadline.

A Participation Point goes to everyone making at least 1, but not all the words and submitting their report before the deadline.


PRIZES:
A choice of an item made by master woodworker Gregg WB8LZG as shown on our prizes page here goes to someone selected via a random drawing from all who participate and submit a report for this month's challenge. A person can only win once, then they become ineligible for future drawings.


LOGS:
For your report, list the words you made and the station used for each letter in the word. The number of stations listed must be the same as the number of letters in each word, even though you use the same station for more than one letter as in:

WORD - K3WWP N2OD WA8REI N2OD
NEXT - NF8M W8REI N8XMS K9EYT

(Note how N2OD is listed for both the O and D.)

You may also include comments about the challenge. Please preface any comments you want posted with "SOAPBOX:" so we will know what you want posted and what is private.

Send your results as text in the horizontal format shown above to:

E-mail: pix_email_k7hap (1K) (You must type that address into your email program.)
Subject must read: (your call) NAQCC (month) Challenge
For example: K3WWP NAQCC February Challenge

All entries must be RECEIVED before the 10th of the following month at 2400Z.


Final Results: (Version: 210111)
        
ND9M: 
EXTREMELYLOWFREQUENCY - N4EX WI2X NQ8T KD1RT N4EX AA9OM VA2EO DL2DX KD0YOB DL2DX AA9OM WA0FDV WA0FDV KD1RT VA2EO KE4Q KU8T VE2CSI N4EX KI5JCO KD0YOB 
30TO300HZ - N3YUG WA0FDV KD1RT AA9OM N3YUG WA0FDV K0BXB K0CMH KZ3L 
BELLRINGERFUNCTION - K0BXB KE4Q N4LAG N4LAG K0BWR WI2X N4EX GB20YOTA KE4Q N1RBD WA0FDV KU8T NQ8T KI5JCO NQ8T WI2X KI5JCO NQ8T 
GROUNDDIPOLE - GB20YOTA K0BWR KI5JCO N3YUG N4LAG WA0FDV WA0FDV KI5JCO N5KIP KD0YOB W4LSV VE2CSI 
NARROWDATABANDWIDTH - N4LAG WA0FDV N1RBD WD5GRW KD0YOB WA0FDV DL2DX WA0FDV KD1RT AA9OM K0BXB AA9OM NG5E DL2DX WI2X KI5JCO DL2DX GB20YOTA K0CMH 
24HOURIDLE - WI2X N4EX N0EVH KD4O N3YUG WD5GRW VE2CSI DL2DX W4LSV NG5E 

N8BB: 
EXTREMELYLOWFREQUENCY - VE9DCD AH6AX EA4AZT K8QR VE9DCD K7MOA EA4AZT WB5LAI KG5YTS WB5LAI K7MOA WB5LAI KC5F K8QR EA4AZT W3IQ N2ZUT F6EJN N5KIP VE9DCD KG5YTS 
30TO300HZ - W3IQ K0FG EA4AZT K7MOA W3IQ K0FG WA0FDV F6HKA EA4AZT 
BELLRINGERFUNCTION - WB5LAI F6EJN KG4KGL KG4KGL KB3ERI WB5LAI N5KIP KG4KGL NN3E KB3ERI KC5F N2ZUT F6EJN VE9DCD KA5TJS WB5LAI W4FOA F6EJN 
GROUNDDIPOLE - KG4KGL W4LRB W4FOA AG7SU NN3E VE9DCD VE9DCD AI8W N5KIP KB3VCO N8FL NN3E 
NARROWDATABANDWIDTH - NN3E WB5LAI W4LRB IK2RMZ KB3VCO WB5LAI VE9DCD WB5LAI KA5TJS K7MOA WB5LAI K7MOA NN3E VE9DCD AI8W AI8W K8JD NQ8T F6HKA 
24HOURIDLE - N2ZUT EA4AZT AH6AX KC3MIO AG7SU IK2RMZ W3IQ K8JD N8FL VE4MG 

W3IQ: 
EXTREMELYLOWFREQUENCY - AE4ZR AH6AX WB9TFF AE4ZR AE4ZR K2CWM KE4KE WB5LAI W9YY WB5LAI K9VSO K2CWM WB9TFF AE4ZR KE4KE KQ4CW K3UK KE4KE NJ8L K2CWM W9YY 
30TO300HZ - K3UK KK0I WB9TFF K9VSO K3UK KK0I KB0SNE AH6AX AE4ZR 
BELLRINGERFUNCTION - WB9TFF KE4KE NJ8L NJ8L W8LRA KD2MI NJ8L KC8CJG W8NEE W8LRA WB9TFF K3UK N2KOF K2CWM KD5TXX KD2MI KI5JCO N2KOF 
GROUNDDIPOLE - KC8CJG KA9GRV KI5JCO AA9MU K8NQQ KD2MI KD2MI KI5JCO W9GPP KB1WOD K4LJB W8NEE 
NARROWDATABANDWIDTH - K8NQQ AE4ZR KA9GRV WB8RPP KB1WOD K2CWM KB1WOD AE4ZR KD5TXX WB5LAI WB9TFF WB5LAI W8NEE KB1WOD WB9TFF KI5JCO KZ4D W2ITT AH6AX 
24HOURIDLE - K2CWM AE4ZR VE3HI N2KOF AA9MU WB8RPP WB5LAI KZ4D K4LJB W8NEE 

AK3X: 
EXTREMELYLOWFREQUENCY - KD2KEH NX1K N8AFT K8OZR KD2KEH VE4MG VE4MG W5LA WB5RYB W5LA K8OZR WB5RYB F6HKKA K8OZR VE4MG K0DEQ/M VE3FGU VE3FGU F5IN KC8CJG WB5RYB 
30TO300HZ - VE3FGU K0RO N8AFT N8OZR VE3FGU K0RO 9A0YOTA KD2KEH K8OZR 
BELLRINGERFUNCTION - WB5RYB VE3FGU NJ8L NJ8L K0RO F5IN F5IN VE4MG VE3KZ K0RO F6HKA VE3FGU NX1K KC8CJG 9A0YOTA F5IN K2OO N8AFT 
GROUNDDIPOLE - VE4MG VA3RSA K4KO N2ZUT N8AFT KD2KEH KD2KEH W2IIT OP5K K4KO KC3LNB VE3KZ 
NARROWDATABANDWIDTH - NJ8L F6HKA VA3RSA KJ4R K0RO W5LA K7ZAD F6HKA 9A0YOTA W5LA WB5RYB W5LA NJ8L K7ZAD W5LA W2IIT K3MD W2IIT KD2KEH 
24HOURIDLE - W2IIT VE4MG F6HKA K0RO N2ZUT KJ4R W2IIT K3MD KC3LNB WA0CIE 

NN3E: 
EXTREMELYLOWFREQUENCY - K4ALE K0JVX NQ8T W8CR K4ALE K1MLP W8DEA K4ALE W9YY K4ALE NO8C WI0S F6HKA W8CR W8DEA NQ8T W8PU VE3KZ NQ8T W8CR W9YY 
30TO300HZ - VA3RSA WI0S NQ8T NO8C VA3RSA WI0S K0JVX F6HKA VE3KZ 
BELLRINGERFUNCTION - N8BB VE3KZ K1MLP K1MLP VA3RSA WI0S NQ8T W1TAG WA0CIE VA3RSA F6HKA W8PU NO8C W8CR W1TAG WI0S WA8OJR NO8C 
GROUNDDIPOLE - W1TAG WA8OJR WA8OJR KD4UGL N8BB W1DV W1DV WA0CIE W8PU N1GDO KD4UGL WA0CIE 
NARROWDATABANDWIDTH - N8BB K4ALE WA8OJR N8RVE N1GDO WI0S W8DEA K4ALE W1TAG F6HKA N8BB F6HKA N1GDO W8DEA W8CR WA0CIE KD4UGL K0FTC F6HKA 
24HOURIDLE - AC2C K4ALE WA1HFF N2OO KD4UGL N8RVE W2ITT KD4UGL KD4UGL N8RVE 

AC2C: 
EXTREMELYLOWFREQUENCY - KC2EGL AH6AX KD8TUR K0RO KC2EGL K5MP F6EJN NJ8L W9YY NJ8L W2OZB W2LCW F6EJN K0RO F6EJN KB4QQJ W8BUD AE5II NJ8L W2LCW W9YY 
30TO300HZ - VA3RSA K0RO KD8TUR W2OZB VA3RSA K0RO KB0SNE AH6AX W2OZB 
BELLRINGERFUNCTION - KB4QQJ AE5II W2LCW W2LCW KD8TUR AE5II NJ8L KC2EGL KB0SNE KD8TUR F6EJN W8BUD F6EJN W2LCW W2ITT AE5II K0RO F6EJN 
GROUNDDIPOLE - KC2EGL VA3RSA K0RO KD8TUR KB0SNE W8BUD W8BUD AE5II K5MP KB1WOD KC2EGL KB0SNE 
NARROWDATABANDWIDTH - KB0SNE AH6AX VA3RSA KC5PRK KB1WOD W2LCW KB1WOD AH6AX W2ITT AH6AX KB4QQJ AH6AX NN3E KB1WOD W2LCW AE5II KD8TUR W2ITT AH6AX 
24HOURIDLE - W2LCW KB4QQJ WI5H KB3CVO KD8TUR KC5PRK W2ITT KD8TUR KC2EGL NN3E 

N4OW: 
EXTREMELYLOWFREQUENCY - WA9FET AH6AX WN2T W4RFT WA9FET WA6JJM N2EEO W1BLU W2SKY W1BLU AA9OM W2SKY W4RFT W4RFT N2EEO KE4GTQ W1BLU N2EEO N9DDC N9DDC W2SKY 
30TO300HZ - N3FZ K0FG WN2T AA9OM N3FZ K0FG K0FL AH6AX K2MZ 
BELLRINGERFUNCTION - W1BLU N2EEO NJ8L NJ8L KD1RT W2ITT N9DDC KB4MNG KE4GTQ KD1RT W4RFT W1BLU WN2T N9DDC W4RFT W2ITT KD4O WN2T 
GROUNDDIPOLE - KB4MNG W2NR KD4O NU1P NU1P N9DDC N9DDC AI5P NU1P N2EEO K0FL KE4GTQ 
NARROWDATABANDWIDTH - NU1P AH6AX W2NR XE1FRF N2EEO W2SKY N9DDC AH6AX W4RFT AH6AX W1BLU AH6AX NJ8L N9DDC WN2T AI5P W1DV WA9FET AH6AX 
24HOURIDLE - W2SKY W4RFT F6HKA K1OV NU1P XE1FRF N4API W1DV K0FL XE1FRF 

KC5F: 
EXTREMELYLOWFREQUENCY - KE4GTQ KX0R KE4GTQ K4ARQ KE4GTQ VE3CMI VE3CMI NJ8L K4JYS NJ8L K2OO W2LCW W4AFB K4ARQ VE3CMI K4ARQ KG5OUH N0EVH N8BB VE3CMI K4JYS 
30TO300HZ - VE3CMI K0RO KE4GTQ K2OO VE3CMI K0RO N0EVH KG5OUH KD2ITZ 
BELLRINGERFUNCTION - N8BB N0EVH W2LCW W2LCW K0RO KI4TI N8BB KE4GTQ KE4Q K0RO W4AFB KG5OUH NJ8L VE3CMI KI4TI KI4TI K2OO NJ8L 
GROUNDDIPOLE - KE4GTQ W2NR K2OO N8EU W4NSN KD2ITZ KD2ITZ KI4TI N5KIP KG5OUH K4MIL KE4Q 
NARROWDATABANDWIDTH - W4NSN K4ARQ W2NR KX0R KG5OUH W2LCW KD4O K4ARQ KI4TI W4AFB N8BB W4AFB W4NSN KD4O W2LCW KI4TI VE3DXL KD2ITZ KG5OUH 
24HOURIDLE - K2OO K4ARQ N0EVH K0RO N8EU KX0R VE3CMI VE3DXL K4MIL N8EU 

AH6AX: 
EXTREMELYLOWFREQUENCY - KC2BE WB2WGX WB9TFF WR8F KC2BE K4CML N1GKE NJ8L W9YY NJ8L N4OW N4OW WB9TFF WR8F N1GKE W3IQ K1PUG VE3KZ N4OW K4ABC W9YY 
30TO300HZ - W3IQ K0RO WB9TFF N4OW W3IQ K0RO KB0SNE F6HKA N2ZUT 
BELLRINGERFUNCTION - WB9TFF VE3KZ K4CML K4CML K1ARO W3IQ N4OW WB2WGX AE5II K1ARO WB9TFF K1PUG N1GKE K4ABC W2ITT W3IQ K2OO N1GKE 
GROUNDDIPOLE - WB2WGX K0RO K2OO N2ZUT NJ8L KB1WOD KB1WOD W2ITT K1PUG K2OO KG4KGL AE5II 
NARROWDATABANDWIDTH - NJ8L K4ABC K0RO W4LRB K2OO N4OW N9DBJ K4ABC W2ITT K1ARO WB9TFF K1ARO N2ZUT N9DBJ WB9TFF W2ITT W1DV W2ITT F6HKA 
24HOURIDLE - K2OO N4OW W1ZAH KB1WOD N2ZUT W4LRB N4OI W1DV KG4KGL KB0SNE 

PA0XAW: 
EXTREMELYLOWFREQUENCY - EA8DHV SX2500S YT20YOTA RM65LP EA8DHV OG1XMAS DL7VEA LY2PX LY2PX LY2PX OG1XMAS G4BSW F8NAN RM65LP DL7VEA F6BBQ IZ0UIN EA5E F8NAN IO5CNPP LY2PX   
30TO300HZ - LZ1263AN SX2500S YT20YOTA OG1XMAS LZ1263AN SX2500S SX2500S EA8DHV IZ0UIN   
BELLRINGERFUNCTION - PD1GB EA5E LZ1263AN LZ1263AN SX40ARES IZ0UIN F8NAN OG1XMAS EA5E SX40ARES F8NAN IZ0UIN F8NAN IO5CNPP DJ2IT IZ0UIN IO5CNPP F8NAN   
GROUNDDIPOLE - OG1XMAS UR3QX IO5CNPP UR3QX IZ0UIN PD1GB PD1GB IZ0UIN LY2PX YT20YOTA DL7VEA EA5E   
NARROWDATABANDWIDTH - IZ0UIN OG1XMAS OQ5BECLEVER OQ5BECLEVER YT20YOTA G4BSW EA8DHV OG1XMAS YT20YOTA F8NAN PD1GB F8NAN LZ1263AN EA8DHV OE4PWW IZ0UIN DL7VEA YT20YOTA OH8SSAB   
24HOUREIDLE - SX2500S DK4AN OH8SSAB OH8SSAB UR3QX UR3QX SX40ARES IO5CNPP DL7VEA DL7VEA SX40ARES 

WI5H:
EXTREMELYLOWFREQUENCY - NA9E AD5RX W4RFT NR1Z NA9E KZ5OM WA9FET N8FL K4NYM N8FL K2OO W4RFT W4RFT NR1Z WA9FET K7QAT AG7SU AE7CG NA9E AC2C K4NYM 
30TO300HZ - K3MD AC0BQ W4RFT K2OO K3MD AC0BQ N0EVH WB5HOW KZ5OM 
BELLRINGERFUNCTION - WB5LAI AE7CG WB5LAI WB5LAI W4RFT K6III NA9E AG7SU N0EVH W4RFT W4RFT AG7SU NR1Z AC2C K7QAT K6III K2OO NR1Z 
GROUNDDIPOLE - AG7SU AD5RX K2OO AG5XU K4NYM AD5RX AD5RX K6III AC5P KZ5OM KA3LOC N0EVH 
NARROWDATABANDWIDTH - K4NYM AC2C AD5RX K2ERG KZ5OM W4RFT KK4DM AC2C K7QAT AC5P WB5LAI AC5P N8FL KK4DM WB5LAI K6III K3MD WA9FET WB5HOW 
24HOURIDLE - AC2C K4NYM F6HKA WB5HOW AG5XU K2ERG K6III K3MD KA3LOC K2ERG 

N7PHI:
EXTREMELYLOWFREQUENCY - AC7RE KX5C W6TED AC7RE AC7RE W7ANM W6TED WB5LAI W0UY WB5LAI N9BSO WB2AWQ NF6R AC7RE W6TED WB2AWQ KI6UJH NG5E N9BSO AC7RE W0UY 
30TO300HZ - KA3LOC W0UY W6TED N9BSO KA3LOC W0UY N0GRA KI6UJH KJ7LVZ 
BELLRINGERFUNCTION - N9BSO NG5E KA3LOC KA3LOC NF6R KI6UJH N9BSO KD7JG NE7TS NF6R NF6R KI6UJH WA6APN AC7RE NE7TS KI6UJH KI7O WA6APN 
GROUNDDIPOLE - KD7JG N0GRA KI7O WU4B NG5E KD7JG KD7JG KI7O WA6APN KA3LOC KJ7LVZ NE7TS 
NARROWDATABANDWIDTH - NG5E AC7RE N0GRA AD5RX KA3LOC WB2AWQ AD5A AC7RE NE7TS WB2AWQ N9BSO WB2AWQ NE7TS AD5A WB2AWQ KI7O AD1C W9TE KI6UJH 
24HOURIDLE - WB2AWQ WU4B KD9KHA KZ5OM WU4B AD5RX KI6UJS AD1C KJ7LVZ W9TE 

KJ4R: 
EXTREMELYLOWFREQUENCY - KF0GE AK3X TI5/N3KS N2RU KF0GE VE1EM WA0CIE AA8CL FY5FY AA8CL K2OO WA0CIE KF0GE N2RU WA0CIE K9RQ N2RU VE1EM N2RU AA8CL FY5FY 
30TO300HZ - AK3X KF0GE TI5/N3KS K2OO AK3X KF0GE WA0CIE WB9ICH N8GZ 
BELLRINGERFUNCTION - K8VBL VE1EM K8VBL K8VBL K9RQ WA0CIE N2RU N8GZ VE1EM K9RQ KF0GE N2RU N8GZ AA8CL K9ZTV WA0CIE K2OO N8GZ 
GROUNDDIPOLE - N8GZ KC7MRQ K2OO KU8T KP4/N2GK KK4DM KK4DM KJ7RIE KP4/N2GK N5JO K5LG VE1EM 
NARROWDATABANDWIDTH - KP4/N2GK AA8CL KC7MRQ KJ7RIE N5JO WA0CIE VE2PID/W4 AA8CL K9ZTV AA8CL K8VBL AA8CL TI5/N3KS VE2PID/W4 W8ACM KJ7RIE K8JD AB1KT/VE3 WB9ICH 
24HOURIDLE - N2RU KP4/N2GK HK3CQ KC3MIO KU8T KJ7RIE TI5/N3KS K8JD K5LG KJ7RIE 

NF1U:
EXTREMELYLOWFREQUENCY - KD2KEH AH6AX NA5ET W9BRD KD2KEH K1MBF KB0SNE W4LSV KE5JYF W4LSV K4KO W4LSV K1MBF W9BRD KE5JYF K4UYQ NU1P KE5JYF NU1P K4CML KE5JYF 
30TO300HZ - N3HAM KB0SNE NA5ET K4KO N3HAM KB0SNE K0FD F6HKA W1ZAH 
BELLRINGERFUNCTION - K1MBF NA5ET K4CML K4CML VA3RSA W9IK NU1P W5MIG NA5ET VA3RSA K1MBF NU1P KB0SNE K4CML W3DET W9IK KB1WOD KB0SNE 
GROUNDDIPOLE - W5MIG WB4RXS KB1WOD N4UOH NA5ET K8JD K8JD N7WI NU1P W5OTR KA3LOC W3DET 
NARROWDATABANDWIDTH - NA5ET F6HKA WB4RXS W5OTR W5OTR N7WI W9BRD F6HKA W3DET NA5ET K1MBF NA5ET N3HAM W9BRD W4LSV N7WI KD2KEH W5OTR F6HKA 
24HOURIDLE - KD2KEH K4KO KD2KEH KA3LOC N4UOH W5OTR W5MIG KD2KEH KA3LOC W3DET 

WB4OMM:
EXTREMELYLOWFREQUENCY - CE2ML CX2BR CT9ABO CX2BR CE2ML CE2ML FY5KE CE2ML FY5KE CE2ML AA1ON K1WHS FY5KE CX2BR FY5KE K7JQ C6AGU K3EST AA1ON AC0C FY5KE 
30TO300HZ - K3CCR AC0C CT9ABO AA1ON K3CCR AC0C K0DI K1WHS K0ZK 
BELLRINGERFUNCTION - CT9ABO K3EST K1LT K1LT K1AR K0DI AA1ON C6AGU K3EW K1AR FY5KE C6AGU CO2AN AC0C K1LT K0DI CO2AN CO2AN 
GROUNDDIPOLE - C6AGU K3CCR CO2AN CX5UA K0SN AA1JD AA1JD K4BAI K4JPN CT9ABO K5LG K3EW 
NARROWDATABANDWIDTH - K0SN AA1JD K3CCR K5RG CT9ABO K1WHS AD8J AA1JD K1LT AA1JD CT9ABO AA1JD K4JPN AD8J K2CWM K4BAI K0DI K3EST K1WHS 
24HOURIDLE - CE2ML CX4SS K8FH K4KO CX5UA K5RG K5PI K0DI K5LG KE0K 

K1YAN:
EXTREMELYLOWFREQUENCY - W3CFE OV1CDX IK3VUT VA3RSA W3CFE K9GVM W3DET DL4CF K4NYM DL4CF OV1CDX W3CFE W3CFE VA3RSA W3DET WB4GQA IK3VUT WB9EAO K4NYM AC4ZH K4NYM 
30TO300HZ - W3CFE PI30COM IK3VUT OV1CDX W3CFE S520SAFE S520SAFE K4ZDH AC4ZH 
BELLRINGERFUNCTION - WB4GQA WB9EAO DL5YL DL5YL W1SFR IK3VUT K4NYM WB4GQA F5EJN W1SFR W3CFE IK3VUT KN3A AC4ZH K3ATO IK3VUT K3ATO KN3A 
GROUNDDIPOLE - WB4GQA NR1Z K3ATO KC9UPP N3MVX OV1CDX OV1CDX W7AMI KA3PCX WB9EAO DL5YL F5EJN 
NARROWDATABANDWIDTH - N3MVX AC4ZH W3ZRW W3ZRW WB9EAO W3CFE DL4CF AC4ZH K3ATO KA3PCX WB4GQA KA3PCX F5EJN DL4CF WB4GQA WI2X W3DET W3DET AC4ZH 
24HOURIDLE - WI2X AC4ZH AC4ZH KO4ICM KC9UPP NR1Z W7AMI W3DET DL5YL WA3WRE 

W2ITT:
EXTREMELYLOWFREQUENCY - WB0BEE AH6AX NQ8T K1RID WB0BEE K2MZ WB0BEE K2JLD N3YUG K2JLD N4OW WB0BEE KC5F K1RID WB0BEE W3IQ N3YUG NN3E N3YUG KC5F N3YUG 
30TO300HZ - N3YUG WB0BEE NQ8T N4OW N3YUG WB0BEE WW0SS AH6AX K2MZ 
BELLRINGERFUNCTION - WB0BEE NN3E WD4LSS WD4LSS VA3RSA K1RID N3YUG N3YUG K3ESE VA3RSA KC5F N3YUG N4OW KC5F N2ZUT K1RID K2OO N4OW 
GROUNDDIPOLE - N3YUG K3DRJ K2OO N2ZUT NQ8T K1RID K1RID W3IQ W9GPP K2OO NJ8L K3ESE 
NARROWDATABANDWIDTH - NQ8T AH6AX K3DRJ W4USR K2OO WB0BEE K2JLD AH6AX N2ZUT AH6AX WB0BEE AH6AX N2ZUT K2JLD W9GPP W3IQ WD4LSS YV5DTJ AH6AX 
24HOURIDLE - K2JLD N4OW AC4ZH KI4IO N2ZUT W4USR IK2CFD WD4LSS NJ8L K3ESE 

9A5MPV:
EXTREMELYLOWFREQUENCY - EH2EUS SX2500S OY1CT RM65LP EH2EUS TM100LY EH2EUS EA5BLP OY1CT EA5BLP OY1CT G4IWO EF42C RM65LP EH2EUS YL2TQ UA6J EF42C SM6NT OY1CT OY1CT 
30TO300HZ - UA3X 9A20YOTA OY1CT OY1CT UA3X 9A20YOTA SX2500S EH2EUS UT3IZ 
BELLRINGERFUNCTION - EA5BLP EF42C TM100LY TM100LY RM2D 9H1PI SM6NT EG4CSH EA5D RM2D EF42C UA6J EA6NB OY1CT 9A20YOTA 9H1PI 9A20YOTA EA6NB 
GROUNDDIPOLE - EG4CSH RY21NY 9A20YOTA EH2EUS RY21NY EA5D EA5D G4IWO EA5BLP EF4YOTA RM65LP EA5D 
NARROWDATABANDWIDTH - RY21NY 9A20YOTA RY21NY RC21NY EF4YOTA G4IWO F/DF2FS 9A20YOTA 9A20YOTA 9A20YOTA EA5BLP 9A20YOTA RC21NY F/DF2FS UT7LW G4IWO RM2D UT5XS EH2EUS 
24HOURIDLE - 9A20YOTA EF42C EC4CSH AO50UPC EH2EUS RC21NY UT3IZ RM2D RM65LP EA5BLP 

PA9CW: 
EXTREMELYLOWFREQUENCY - EA5M LY2PX OE0YOTA HB9CBR/P EA5M EA5M HB9JOE/P LZ105AJ OE0YOTA LZ105AJ OM2ZZ YU1WC/P DM2BRF HB9CBR/P HB9JOE/P SQ7M/P LZ50GU OE0YOTA S53AAN/P HB9CBR/P YU1WC/P  
30TO300HZ - S53AAN/P OE0YOTA OE0YOTA OM2ZZ S53AAN/P OE0YOTA LZ105AJ HB9BIN/P OM2ZZ  
BELLRINGERFUNCTION - HB9BIN/P OE0YOTA YL2BJ YL2BJ RL21NY HB9BIN/P S53AAN/P LZ50GU HA5AEK RL21NY DM2BRF LZ50GU HB9BIN/P YU1WC/P G3TBK HB9BIN/P HB9JOE/P HB9BIN/P  
GROUNDDIPOLE - LZ50GU DL2HRF HB9JOE/P DL3TU/P IZ2MGN DM2BRF DL3TU/P IZ4DIW S53AAN/P OE0YOTA LZ50GU OE5EEP/P  
NARROWDATABANDWIDTH - RL21NY EA5M DM2BRF DM2BRF OE0YOTA YU1WC/P IZ4DIW EA5M DL3TU/P S53AAN/P HB9CBR/P S53AAN/P RL21NY DL3TU/P IZ4DIW IZ4DIW DM2BRF DL3TU/P HB9BIN/P 
24HOURIDLE - S521PMC IZ4DIW HB9CBR/P OE0YOTA DL3TU/P HA2VR/P IZ4DIW IZ4DIW LZ50GU HA5AEK  

N8XMS: 
EXTREMELYLOWFREQUENCY - KD2KEH KX0R KN3PAT KN4RRQ KD2KEH CM6SQ KE1AK WB8BIL CO8LY WB8BIL WA8KOQ WA8KOQ N9FGC KN4RRQ KE1AK CM6SQ KB6NU VE2CSI N4DT N9FGC CO8LY  
30TO300HZ - KN3PAT KX0R KN3PAT CO8LY KN3PAT KX0R W0CCA KD2KEH IZ2QXG  
BELLRINGERFUNCTION - WB8BIL VE2CSI CO8LY CO8LY KD2SRH VE2CSI N4DT N9FGC XE2I KD2SRH N9FGC KB9GUX N9FGC N9FGC VE3EDT WB8BIL CO8LY WA4FQN  
GROUNDDIPOLE - KB2DHG KN4RRQ AA9OM KB6NU WA4FQN N4DT N4DT WB8BIL KN3PAT AA9OM W2ILA XE2I  
NARROWDATABANDWIDTH - N9FGC KE1AK KX0R KX0R WA8KOQ W0CCA KD2KEH KE1AK N4DT W0CCA WB8BIL W0CCA KN4RRQ KK4DM W0CCA VE2CSI KD2KEH N4DT KD2KEH  
24HOURIDLE - KD2KEH N4DT KB2DHG KO4GBD KB9GUX KN4RRQ XE2I KK4DM W2ILA W0ECS 

DK1VD:
EXTREMELYLOWFREQUENCY - VE4EA YU6DX YL20YOTA DK70DARC VE4EA MM0DGI VE4EA RM65LP YL20YOTA RM65LP IO5CNPP UA4ABW EA2RCF DK70DARC VE4EA HA8LTQ SP95IARU EN100LT IO5CNPP DK70DARC YL20YOTA 
30TO300HZ - US3LX MM0DGI YL20YOTA IO5CNPP US3LX MM0DGI DK70DARC HA8LTQ E7/Z35M 
BELLRINGERFUNCTION - DL250BTHV EN100LT YL20YOTA YL20YOTA RM65LP MM0DGI IO5CNPP MM0DGI EA2RCF RM65LP EA2RCF SP95IARU EN100LT DK70DARC HA8LTQ MM0DGI YL20YOTA EN100LT 
GROUNDDIPOLE - MM0DGI SP95IARU YL20YOTA YU6DX EA9ABN MM0DGI MM0DGI IO5CNPP RM65LP OT6SAFE HA8LTQ EA2RCF 
NARROWDATABANDWIDTH - EA9ABN DK70DARC SP95IARU EA2RCF OT6SAFE UA4ABW DK70DARC DK70DARC HA8LTQ VE4EA DL250BTHV VE4EA RW21NY DK70DARC DK1WI IO5CNPP DK70DARC DL250BTHV HA8LTQ 
24HOURIDLE - YL20YOTA VE4EA DL250BTHV CO8LY YU6DX EA2RCF SP95IARU DK70DARC HA8LTQ OT6SAFE 

WA2FBN:
EXTREMELYLOWFREQUENCY - KI5EE N4EX KC8YTV K9IR KI5EE K4NYM KI5EE N4LAG K4NYM N4LAG KD0YOB W2LCW WB2FUV K9IR KI5EE KE4Q WB2FUV NG5E NG5E W2LCW K4NYM 
30TO300HZ - N3YUG KD0YOB KC8YTV KD4O N3YUG KD0YOB N0EVH W9FHA AB9BZ 
BELLRINGERFUNCTION - KD0YOB NG5E W4LX W4LX KX0R AI5P NG5E NG5E VA2EO KX0R WB2FUV N3YUG K4NYM W2LCW KU8T WI2X VA2EO N4LAG 
GROUNDDIPOLE - NG5E K0BWR KD0YOB N3YUG K4NYM N4CD N4CD AI5P AC9HP KD4O W2LCW N4EX 
NARROWDATABANDWIDTH - N4EX AA9OM WD5GRW WD5GRW AA9OM W2LCW KD0YOB AA9OM TK5MH AA9OM KD0YOB AA9OM N4EX KD4O W2LCW KI5EE KD4O TK5MH AC9HP 
24HOURIDLE - W2LCW K4NYM AC9HP AA9OM KU8T K0BWR KI5EE KD0YOB W2LCW N4EX 

N9WVM:
EXTREMELYLOWFREQUENCY - VE3KZ AH6AX N3TJB KC3RN VE3KZ W4MDV NE1F AK4LP WB5RYB AK4LP K2OO W1DV NE1F KC3RN NE1F K4UYQ N4UOH AE0EE N3TJB KC3RN WB5RYB 
30TO300HZ - N3TJB KK0I N3TJB K2OO N3TJB KK0I AE0EE N4UOH VE3KZ 
BELLRINGERFUNCTION - N3TJB AE0EE AA9DL AA9DL WB5RYB KK0I N3TJB VE3FGU AE0EE WB5RYB NE1F N4UOH N4UOH KC3RN NA5ET KK0I K2OO N4UOH 
GROUNDDIPOLE - VE3FGU N8RVE K2OO VE3FGU KC3RN W1DV W1DV N8XI AK4LP N4UOH W4VLL AE0EE 
NARROWDATABANDWIDTH - KC3RN AK4LP N8RVE K1ARR N4UOH W1DV W4MDV AK4LP NA5ET AH6AX N3TJB AH6AX NE1F W4MDV W4MDV N8XI AA9DL NQ8T N4UOH 
24HOURIDLE - K2OO AK4LP AH6AX NF1O VE3FGU K1ARR N7PHI AA9DL W4VLL AE0EE 

G3JFS:
EXTREMELYLOWFREQUENCY - EA5JAB F5NLX IT9ESW RD7D EA5JAB S521PMC IT9ESW F5NLX 7X3YOTA F5NLX 7X3YOTA IT9ESW F5NLX RD7D IT9ESW LZ2OQ PI752UT EA5E F5NLX S521PMC 7X3YOTA 
30TO300HZ - 7X3YOTA DK70DARC IT9ESW 7X3YOTA 7X3YOTA DK70DARC 0M20YOTA DL2HS LZ2OQ 
BELLRINGERFUNCTION - EA5JAB EA5E LZ2OQ LZ2OQ DK70DARC IT9ESW F5NLX IZ2MGN EA5E DK70DARC F5NLX PI752UT IZ2MGN S521PMC 7X3YOTA IT9ESW LZ2OQ IZ2MGN 
GROUNDDIPOLE - IZ2MGN IK2RMZ LZ2OQ YU7QF HB9TNW RD7D RD7D PI752UT S521PMC 0M20YOTA DL2HS EA5E 
NARROWDATABANDWIDTH - HB9TNW EA5JAB IK2RMZ RM41MB 0M20YOTA IT9ESW RD7D EA5JAB 7X3YOTA EA5JAB EA5JAB EA5JAB DL8NBM RD7D HB9TNW PI752UT DK70DARC PI752UT DL2HS 
24HOURIDLE - S521PMC RM41MB HB9TNW OK1KW YU7QF RM41MB IK2RMZ DK70DARC DL2HS II2EMCA 

WY7N:
EXTREMELYLOWFREQUENCY - K5DEZ WP1XT N6PKT W6RA K5DEZ KI6PMD W7JET WB7ULD K0YO WB7ULD K0YO WB7ULD K4MF W6RA W7JET K6QCB WB7ULD K0EAG N6PKT W7JKC K0YO 
30TO300HZ - KG3W K0YO N6PKT K0YO KG3W K0YO K0EAG VE7HI K5DEZ 
BELLRINGERFUNCTION - WB7ULD K0EAG N2LLM N2LLM W7RV KI6PMD N6PKT W7GA VE7HI W7RV K4MF WB7ULD N6AN W7JKC WP1XT KI6PMD W5ODS N6AN 
GROUNDDIPOLE - W7GA KU4R W5ODS K6TUY N6AN WB7ULD WB7ULD VE7HI N6PKT K0NO N2LLM VE7HI 
NARROWDATABANDWIDTH - N6AN W7GA KU4R KR7RK K0NO WB7ULD WW7D W7GA WP1XT N6AN WB7ULD N6AN NS7P WW7D W7GA VE7HI K5DEZ W7JET VE7HI 
24HOURIDLE - N2LLM K4MF K6HPX AA7OY K6TUY KR7RK KI4SVM K5DEZ N2LLM W6TED 

W2JEK:
EXTREMELYLOW -  WD0ETC YU1XA W3TS WD8RIF SM2CEW N0IMJ N3HE K8LBQ YU1XA K8LBQ WA8KOQ W3TS K9FW KP4JRS N3HE KE4QZB K9UCX KE4QZB K4NYM SM2CEW YU1XA 
30TO300HZ - W3TS K0VVV N2CFT WA8KOQ W3TS N0IMJ N0IMJ KG9HV KE4QZB 
BELLRINGERFUNCTION - K8LBO SM2CEW AA8CL AA8CL KP4JRS KC9IL N3HE WD0ETG WD9DWE K4NGR K9FW K9UCX K4NGR KC9IL WD0ETG AA4WI S55OO K4NYM 
GROUNDDIPOLE - KG9HV K4NGR S55OO YU1XA N0IMJ WD9DWE WD9DWE KC9IL KP4DX S55OO KC9IL KE4QZB 
NARROWDATABANDWIDTH - N3HE W4A K0RKH K0RKH S55OO W4A WD9DWE W4A W3TS AA8CL K8LBQ AA4WI ND2O ND2O SM2CEW N0IMJ ND2O N2CFT N3HE 
24HOURIDLE - SM2CEW KP4JRS KG9HV ND2O YU1XA WD8RIF WD8RIF KP4DX KC9IL WD9DWE 

WT4U:
EXTREMELYLOWFREQUENCY - KE4Q WI2X KD1RT W2NR KE4Q AA9OM NG5E W4LX KD0YOB W4LX KD0YOB WI2X N4FP W2NR NG5E KE4Q N4UM N8EU W2NR KT7RC KD0YOB 
30TO300HZ - WA3TVH KD0YOB KD1RT KD0YOB WA3TVH KD0YOB K0BWR W9FHA AI6ZV 
BELLRINGERFUNCTION - KD0YOB N8EU KZ3L KZ3L KD1RT WI2X W2NR NG5E N4EX KD1RT N4FP N4UM NG5E KT7RC KU8T WI2X AA9OM NG5E 
GROUNDDIPOLE - NG5E K0BWR AA9OM N8EU N4FP KD0YOB KD0YOB W0ITT N4FP KD4O K2LT N4EX 
NARROWDATABANDWIDTH - N4FP AA9OM K0BWR KT7RC KD4O WI2X KD1RT AA9OM KU8T AA9OM KD0YOB AA9OM N4UM KD1RT W2NR W0ITT KD4O W0ITT W9FHA 
24HOURIDLE - WI2X KE4Q WA3TVH KG5OWB N8EU KT7RC AI6ZV KD4O K2LT VE1AHX 

All the above get a certificate and participation point.
All below get only a participation point.

        
VE3DQN:
30TO300HZ - VE3VSK KD0YOB W0ITT AA9OM VE3VSK KD0YOB K0BWR N0EVH KZ3L 
BELLRINGERFUNCTION - KD0YOB VE3KAE KZ3L KZ3L W2NR W5MIG W2NR W5MIG N0EVH W2NR AF8E N4UM K4NYM W2LCW W0ITT W5MIG KD0YOB K4NYM 
NARROWDATABANDWIDTH - N4UM VE3KAE WD5GRW KN4RBN KD4O W5MIG N4CD VE3KAE W0ITT AA9OM KD0YOB AA9OM N0EVH N4CD W2LCW WI2X WD5GRW KC8YTV N0EVH 

W4LSV:
BELLRINGERFUNCTION - WB4RXS KG5IEE KG4GKL KG4GKL KA9ERV KN4IXU KN4IXU VA2GLU EA6AAE KA9ERV AF4QK KN4IXU ND9M KC8CJG NQ8T KN4IXU WA8KOQ ND9M 
GROUNDDIPOLE - VA2GLU KB9RPG WA8KOQ VA2GLU N7WI ND9M ND9M N7WI KB9RPG NO8C W4LRB EA6AAE 

NN0SS:
30TO300HZ - WA3PTY K0FX KU8T N2CJO WA3PTY K0FX W0CCA K5BZH W1ZIY 
BELLRINGERFUNCTION - KD7BCC WB7AEA W0RLY W0RLY WA2DRG W1ZIY N2CJO WA2DRG N2EEO WA2DRG K0FX KU8T W1ND N2CJO WA3PTY W1ZIY KV4VO W1ND 
GROUNDDIPOLE - WA2DRG W0RLY KV4VO AC6FU NR1D KD7BCC KD7BCC N5KIP N2JPR K2OO WA7NCL N2EEO 
NARROWDATABANDWIDTH - NR1D WA2DRG W0RLY N2JPR K2OO W1ND W1ND WA2DRG WA3PTY AC6FU KD7BCC AC6FU WN9U W1ND WA2DRG N5KIP NR1D VE3VTG K5BZH 
24HOURIDLE - N2CJO KV4VO KD2SRH K2OO AC6FU N2JPR N7WI NR1D WA7NCL N2EEO 

Not eligible for a certificate or participation point for the following reason(s):
@ = Non-member
$ = QRO power

Soapbox:
AK3X: Another fun challenge  Happy Holidays to all.  72 Peter

KC5F: This time I made more of an effort to use more letters per call worked, 
with only one call used just once.  Made for some trading of calls in and out, 
but also more fun!  Thanks, all.

NN9K: Thank goodness for sunspots!!

AH6AX: Another fun one in the log..  Tnx!  72! larry

PA0XAW: Again a nice challenge thanks to the organizers! Wish you all a Happy 
and Healthy coming year! Best 73, stay safe, Age 

VE3DQN: Though there are still a few days left in the month, with holidays and 
house projects on the go, there's no way I'll be able to hunt down the final 
three letters to make a clean sweep. Still, it's been a good year for me with 
Challenges; I've submitted a report for each month.

KJ4R: Where were all the "D"s??  Had all the letters but took a while to find the 
D's.  Seemed to be a shortage this month...hi hi.  Fun as always and HNY to all.  
73, Ed

NF1U: Just wishing everyone Happy Holidays and please stay safe.

WB4OMM: Easy month!  Was on the air A LOT!  Conditions seem to be a bit better, 
but still lots of QSB and "dead" days.  Safe and Happy Holidays to all, and Happy 
New Year!  72/73, Steve

WA2FBN: Another fun challenge; thanks to all who make these
challenges possible,  Happy New Year!  72 Ken

N9WVM: Another fun challenge. I didn't get started on the challenge till Christmas 
Eve. My YL had Rotor Cuff surgery Dec. 3rd so that ment I was doing hers and my 
chores, than Dec.6th our Dog died after 11.5 years Lets just Hope and Pray for a 
better year 73 de John

9A5MPV: Good ending of the troublesome Year. Happy New 2021, I wish You all good 
health and lots of enjoyment in our hobby! 73 Vlado

PA9CW: Happy new year to everybody!. And stay safe/healthy. Thanks es cu in the 
next challenge. 73, Tonnie 

N8XMS: As always, this was a lot of fun.  I had to do some active letter hunting 
near the end of the month to get it all completed.  My final letter was a "U".  
Happy New Year to everyone.

G3JFS: Let's hope things get better during 2021. Happy New Year to all.73 Peter

W2JEK: WAS A GOOD CHALLENGE.  LAST LETTER WAS 'E'. HAD FUN. 72 AND 73  DON W2JEK