GAI-Tronics 701-305 Manuale rapido - Pagina 5
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Stampa la paginaModel 701-305 Handset/Speaker Amplifier
Specifications
Amplifier
Power requirements
Voltage .................................................................... 90–140 V ac range, 50/60 Hz, 120 V ac nominal
Power consumed: Zero/max. signal (12 watts) ................................ 10.5 VA, 5.3 W/58 VA, 29.5 W
Construction/Finish................................................................ 16-gauge cold-rolled steel/gray baked enamel
Handset
Microphone............................................................................................................Dynamic, noise-canceling
Receiver .....................................................................................................Dynamic, hearing aid compatible
Cable ......................................................................................................... Retractile, 6-foot extended Hytrel
Material.......................................................................................................................................... Gray ABS
External controls..................................................... Push-to-page handset pressbar and handset hookswitch
Handset Amplifier
Output level........................................................................................... 1.5 V
Output limiter..................................................................................................................... 1.5 V
Gain....................................................... 55 dB nominal (below limiter level); adjustable from 40 to 63 dB
Frequency response..................................................... 250–4000 Hz, +0/−3 dB ref. to 1 kHz (below AGC)
Distortion ..................................................................................................... 1.5% maximum THD @ 1 kHz
Controls...............................................................................Microphone gain, receiver volume and sidetone
Speaker Amplifier
Output ................................................................................ 12 watts minimum with nominal supply voltage
Voltage gain...................................................................................................... 26 dB maximum, adjustable
Frequency response........................................................................... 250–4,000 Hz, +0/−3 dB ref. to 1 kHz
Distortion ......................................................................................... 1% maximum THD @ 1 kHz, 12 watts
Input impedance........................................................................................................... 50,000 ohms nominal
Controls................................................................................... Speaker volume (adjusted through the access
General
Temperature range ......................................... −22º F to +158º F (−30º C to +70º C), operating and storage
Dimensions ............................................... 8.1 H × 8.1 W × 3 D inches (206 × 206 × 76 mm) behind panel
Shipping weight .....................................................................................................................6.8 lbs. (3.1 kg)
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hole behind the nameplate on the front panel)
8.1 H × 8.1 W × 3.5 D inches (206 × 206 × 89 mm) front of panel
Pub. 42004-365B
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nominal into 33-ohm load
RMS
nominal
RMS