Specifications – GAI-Tronics 701-202 Handset/Speaker Amplifier User Manual

Page 4

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Pub. 42004-311A

Model 701-202 Handset/Speaker Amplifier

Page: 4 of 5

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11/03

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

RMS

nominal into 33-ohm load

Output limiter ................................................................................................................ 1.5 V

RMS

nominal

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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