GAI-Tronics 780-301 Page/Party Handset Station (Cenelec Zone 1) - Manual (Page 14)

Pub. 42004-638L2
Model 780/7805-301 Page/Party
®
Handset Stations for Cenelec Zone 1 Applications Page: 14 of 15
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Specifications
Electrical
Voltage .............................................................................. 90 to 140 V ac (120 V ac nominal) 50/60 Hz
Power Consumed ........................ Zero/maximum signal (12 watts): 15 VA, 10.5 watts; 53 VA, 34 watts
Speaker Amplifier
Output:......................................................................... 12 watts minimum, with nominal supply voltage
Output limiter:......................................................................... 2.16 Vpeak (adjustable via configuration)
Voltage gain .................................................................................................26 dB maximum, adjustable
Frequency response ..................................................................250–4000 Hz, +0 dB, -3 dB ref. to 1 kHz
Distortion ....................................................................................1% maximum THD @ 1 kHz, 12 watts
Input Impedance......................................................................................................... 50k ohms nominal
Audio input from line ...........................................1.5 Vrms nominal (depends on distance) from 33 ohm
Handset
Output ..............................................................................................1.5 Vrms nominal into 33-ohm load
Output limiter.............................................................................................................. 1.5 Vrms nominal
Gain ........................................................ 55 dB nominal (below limiter level) adjustable from 40-63 dB
Frequency response ..................................................................325–7000 Hz, +0 dB, -3 dB ref. to 1 kHz
Distortion ................................................................................................1.5% maximum THD @ 1 kHz
Recommended environment ...............................................................................Greater than 50 dB SPL
Mechanical
Dimensions ...........................................14.4 H
× 14.4 W × 7.83 D inches (367 × 367 × 199 mm) overall
Enclosure material.........................................................................................................LM25TF, Epoxy
Handset material......................................................................................................................Gray ABS
Handset microphone........................................................................................ Dynamic, noise canceling
Handset receiver......................................................... Dynamic, hearing aid compatible per FCC part 68
Cable............................................................................Hytrel
®
, Retractile, 6-foot (1.8m) when extended
Cradle ................................................................................................... Fixed; built-in off-hook detector
External controls .............................................................Press-to-page switch; party line selector switch
Internal controls ........................... Tone adjust, sidetone, handset receiver volume, line level, AGC level
Environmental
Temperature range........................................ -4° F to +151° F (-20° C to +66° C), Operating and storage
Humidity................................................................................................................ 95% non-condensing