Sharp RT-3500H Service Manual

™™ Service Manual
'Dolby" and "'Double-D" symbol are trade marks of Dolby -
Laboratories Inc. Manufactured under license from Dolby
Laboratories Inc. |
SPECIFICATIONS
AC operated 4-track 2-channel Solid-
state Stereo Cassette Tape Record/
Playback Deck with Built-in Dolby
"B" type Noise Reduction & Full-
automatic Stop System
Power Source: AC 110/220/240V, 50Hz
Power consumption: 18 watts
Type:
Semiconductors: 6-transistor, 21-Auxiliary Transistor,
4-IC, 41-diode, 1-Silicon Controlled
Rectifier, 1-Light Emission Diode
Dimensions: 16-7/8""(W) x 10-9/16"(D) x 4-1/2"(H)
[428mm(W) x 268mm(D) x 114mm(H)]
Microphone jack 500 ohm x 2
REC/PB(DIN) Socket x 1
Headphones output jack 8 ohm x |
REC/PB(DIN) Socket x 1
Tape: Philips standard compact cassette tape
Tape speed: 4.8cm/sec
Record/Playback time:
60 minutes (C-60)
Recording system: AC bias system (84 kHz)
Input circuitry:
Output circuitry:
MODEL
RT-3500H
Erasing system: AC erasing
Fast forward & Rewind time:
75 seconds (C-60)
Wow & Flutter: © 0.13% W.R.M.S.
Frequency responice:
. 40—15,000 Hz (Use of CrOz tape, DIN)
40—13,000 Hz (Use of normal tape, DIN)
56 dB (with Dolby NR system, use of
CrOz tape, DIN)
52 dB (without Dolby NR system, use of
_ CrO2 tape, DIN)
Distortion: 1.0%
Channel separation: 34 dB
Erase ratio: 65 dB
Input sensitivity & input impedance:
Microphone G.imV @500 ohm
REC/PB(DIN) Socket Low: 0.8mV, @10K ohm
High: 40mV, @50K ohm
S/N ratio:
Output level & loaded impedance:
Headphones ImW (OVU) @8 ohm
REC/PB(DIN) Socket 410mV, @50K ohm
SHARP CORPORATION OSAKA, JAPAN