KM4SDB Callsign on QRZCQ.com

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QRZCQ - The database for radio hams

2025-12-08 11:58:20 UTC

KM4SDB

Active QRZCQ.com user

Charles Gray

Fort Payne 35967
United States, AL

APRS Info • eQSL Info • PSK Info • View logbook • ClubLog • D-STAR • DMR • Authority

Call data

Last update:	2023-01-24 16:18:43
Continent:	NA
Views:	232
Main prefix:	K
Class:	Extra
Federal state:	AL
Latitude:	34.3541667
Longitude:	-85.7083333
Locator:	EM74DI
DXCC Zone:	291
ITU Zone:	8
CQ Zone:	5
ULS record:	3789066
Issued:	2016-03-10

Most used bands

40m
(97%)

15m
(2%)

20m
(1%)

2m
(1%)

Most used modes

FT8
(93%)

DYNAMIC
(7%)

MFSK
(1%)

QSL data

eQSL QSL:	no
Bureau QSL:	no
Direct QSL:	no
LoTW QSL:	no

Biography

Retired computer geek. Experience in hardware and software design. I now focus primarily on developing software in Java and C. I also dabble in IOT sensors. Icom-IC7300 with 40 meter dipole is used almost exclusively for digital modes.

Worked DXCCs:

Equipment

Icom-Ic7300. 40 meter dipole at 45 feet. Various SDR radios. Kenwood for 2 meter/70cm. Homebrew 2.4GHz.

Rev. 2d9bf23568