User manual

M3#User#Manual#
5"
M3"Key"Features
THREE SEPARATE AM, FM AND HD RADIO™ TUNERS - dedicated vacuum florescent displays
SEPARATE AM AND FM ANTENNA INPUTS – Industry standard 75-ohm “F” connectors
DEDICATED HD LOCKED, MULTICAST AVAILABLE, DELAY SET AND TUNER ALARM
STEREO ANALOG OUTPUTS – Balanced (+4dBm) for 100% analog modulation
AES3 DIGITAL AUDIO OUTPUTS – full-time for all broadcast audio; 110-ohm transformer isolated
IEC320 POWER INLET – 120/240VAC via internal solder jumpers; integrated fuse holder
SYNTHESIZED, PUSHBUTTON TUNING – AM and FM bands including multicast channels
PRESETS – 40 preset stations per tuner
HD LOCKED – HD Radio
TM
audio present, indicates digital carrier SN > 58dB/Hz
DELAY BIT – Indicates active analog diversity delay for HD Radio
TM
broadcasts
HEADPHONE OUTPUT – high output, Class A with system processor controlled gain
DATA DISPLAY – RDS/RBDS, SIS and PSD data including Apple “Buy Button” UFID data
ALARM OUTPUTS – Six rear panel mounted assignable alarm relay contact closures for each tuner
POWER LOSS - unit returns to its previous state after momentary power loss
M3"Technical"Specifications
RF TUNING RANGE AM – 520kHz to 1720kHz in 10kHz increments
FM – 87.9MHz to 108.1MHz in 200kHz increments!
RF USEABLE SENSITIVITY AM – 30dBf for –20dB SNR @ 30% modulation
FM – 15dBf for –30dB SNR @ 100% modulation
IF REJECTION AM – greater than 100dB for –20dB SNR
FM – greater than 100dB for –30dB SNR !
AF BANDWIDTH AM – + 1dB 40Hz to 15kHz
FM – + 1dB 20Hz to 20kHz !
AF THD+N < 0.005% (digital audio)
!
STEREO CHANNEL SEPARATION > 90dB (digital audio)
!
HD Radio
TM
HYBRID ACQUISITION < 4.5 seconds
HD Radio
TM
BLEND LEVEL ACCURACY < 0.5dB!
!
HD Radio
TM
PAD DATA DISPLAY Station long and short name, program type, song title,
artist, album, genre and comment fields limited to a total of
1018 bytes per message per iBiquity specifications; Apple
“Buy Button” UFID