DIGITAL VOICE RECORDER

Bob Shewell, N2HJD/R Trustee & Builder

"The N2HJD DVR" is a digital voice recorder capable of interfacing with ACC repeater controllers along with being a stand alone or backup repeater controller with voice ID

N2HJD DIGITAL VOICE RECORDER / REPEATER CONTROLLER

EMULATES ACC DVR OR IS A REPEATER CONTROLLER WITH LINK
SERIAL PORT INPUT OR DTMF DECODER TO "PLAY TRACK"
SERIAL PROTOCOL IS ACC RC-850 / RC-85 COMPATABLE
64 DTMF COMMANDS & 16 SERIAL COMMANDS
12 FIXED TRACKS, 5 X 2sec, 4 X 5sec, 3 X 10sec
4 VARIABLE TRACK TIMES FOR TRACK "0": 10, 20, 30, OR 60sec
ONE USER ACCESSIBLE RECORD "1"/ PLAYBACK "0" TRACK, 10sec
DEFAULT COMMANDS, COOP = XXXY, DVR = XXXY, USER = XXXY
DEFAULT COOP & DVR PREFIXES ARE COOP PROGRAMMABLE
USER: "0"=TT DOWN, "1"=TT UP, "2"=ID, "3"=INFO MSG
880Hz COURTESY TONE & KERCHUNK FILTER IN REPEATER MODE
ua8748 PROCESSOR, 3.57945Mc CRYSTAL, 4.19uS INSTRUCTION TIME