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Pub. 42004-311A
Model 701-202 Handset/Speaker Amplifier
Page: 4 of 5
Specifications
Amplifier
Voltage............................................................................ 90/140 V ac range, 50/60 Hz, 120 V ac nominal
Power Consumed: Zero/max. signal (12 watts) .............................................. 10 VA, 4.5 W/50 VA, 27 W
Construction/Finish............................................................... 16-gauge cold-rolled steel/gray baked enamel
Handset
Microphone ........................................................................................................ Dynamic, noise-canceling
Receiver ........................................................................Dynamic, hearing aid compatible per FCC Part 68
Cable.........................................................................................................Retractile, 6-foot extended PVC
Material..................................................................................................................................... Gray ABS
External controls......................................................... Push-to-page handset pressbar, handset hook-switch
Handset Amplifier
Output level......................................................................................... 1.5 V
nominal into 33-ohm load
RMS
Output limiter ................................................................................................................ 1.5 V
nominal
RMS
Gain .................................................................................................. 55 dB nominal (below limiter level);
adjustable from 40 to 63 dB
Frequency response.............................................................................................. 250-4000 Hz, +/- 1.5 dB
Distortion .............................................................................................. 1.5% maximum THD @ 1000 Hz
Controls..............................................................................Microphone gain, receiver volume and sidetone
Speaker Amplifier
Output......................................................................................12 watts min., with nominal supply voltage
Voltage gain ............................................................................................................ 26 dB max, adjustable
Frequency response......................................................................... 250-4,000 Hz, +0, - 3 dB ref. to 1 kHz
Distortion ......................................................................................... 1% max. THD @ 1,000 Hz, 12 watts
Input impedance............................................................................................................. 50,000 ohms nom.
Controls................................................................................. Speaker volume (adjusted through the access
hole behind the nameplate on the front panel)
General
Temperature range (Operating/Storage).............................................. -22º F to +158º F (-30º C to +70º C)
Dimensions..............................................8.1 H × 8.1 W × 3 D inches (20.6 × 20.6 × 7.6 cm) behind panel
8.1 H × 8.1 W × 3.5 D inches (20.6 × 20.6 × 8.9 cm) front of panel
Shipping Weight ................................................................................................................6.8 lbs. (3.1 kg)
Approvals
NRTL Listed for USA and Canada: ..............................Div. 2, Class I, Groups A, B, C, D when used with
GAI-Tronics Listed 702 or 703 Series 120 V ac enclosures.
Div. 2, Class I, Groups A, B, C, D; Div. 2, Class II, Group F and G;
Div. 2, Class III when used with listed GAI-Tronics
Model 733, 732, 7325, or 7335 Series 120 V ac enclosures
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11/03