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Specifications
SYSTEM
Frequency Coverage 614 to 662 MHz
Channels Available 128 (8 groups with 16 channels each)
Direct frequency selection to nearest 25 kHz
Channel Selection
Transmitter: Front panel selection of group and channel or direct frequency select
Backlit LCD indicates actual operating frequency at all times, in addition to group and channel
Receiver: Auto programmed via RF data transfer from transmitter
Program mode is activated by program switches on transmitter and receiver
RF Range: Approximately 300 feet (91 m)
System Modulation: FM, Multiplex Stereo. +/- 50 kHz deviation of main carrier
Noise Reduction: Samson compandor system
Audio Frequency Response: 40 Hz to 15 kHz
Audio Distortion: 0.8% nominal
S/N Ratio: > 80 dB (> 50 uV at receiver, stereo or > 15 uV at receiver, mono)
Stereo Channel Separation: 40 dB nominal
TRANSMITTER
RF Output 50 mW
Main Audio Inputs (L & R)
Connectors Neutrik Combo (XLR or 1/4" phone) jacks
Impedance 40K Ohms, balanced or 20K Ohms, unbalanced
Attenuator Switch selected, 0 or – 15 dB
Level - 10 dBu nominal, + 11 dBu maximum (attenuator out)
+ 4 dBu nominal, + 25 dBu maximum (attenuator in)
Daisy-Chain Out (L & R)
Connectors 1/4" phone jacks
Electrical Wired in parallel with main audio inputs
AUX Audio Inputs (L & R)
Connectors 1/4" phone jacks
Impedance 40K Ohms, balanced or 20K Ohms, unbalanced
Attenuator Switch selected, 0 or –15 dB – dedicated to the AUX inputs
Level - 10 dBu nominal, + 11 dBu maximum (AUX attenuator out)
+ 4 dBu nominal, + 25 dBu maximum (AUX attenuator in)
Limiter Limits maximum modulation to comply with regulatory limits
Permits overdrive up to 20 dB with low distortion
Power 12 VDC, 500 mA from supplied AC adapter
RECEIVER
Audio Output Power 200 mW / CH, 1% THD into 32 Ohm load, 9 VDC
120 mW / CH, 1% THD into 32 Ohm load, 7 VDC
70 mW / CH, 1% THD into 32 Ohm load, 6 VDC
Audio Output Limiter Adjustable from > 200 mW to < 50 mW into 32 Ohms
Low Frequency EQ +/- 10 dB @ 150 Hz
High Frequency EQ +/- 10 dB @ 5000 Hz
Loudness Switch Flat or Loudness contour, selectable with slide switch
Battery Requirement 7 VDC to 9 VDC for full spec operation up to 120 mW audio output
6 VDC to 7 VDC for reduced spec operation
9 V Alkaline or Alkaline Plus (Duracell MN1604 – Ultra is suggested)
Low Battery LED Illuminates when voltage drops below 7 VDC
Battery Life 4 hours typical – volume level dependent