Sony CFS-85S specifications and service manual

Launch year: 1979, Region: Asia, Price: $ 470

SPECIFICATIONS

RADIO
Frequency range:

  FM 87.5-108 MHz
  MW 530-1,605 kHz (566-187 m) 

  SW1 2.3-6MHz(130-50m)

  SW2  6-18MHz (50-16.7m)

Antennas:

  FM: Telescopic antenna, External antenna terminals
  AM: Built-in ferrite bar antenna

Tape recorder section and general
  Recording system: 4-track 2-channel stereo or monaural
  Fast winding time: Approx. 1 min. 30 sec. with Sony Cassette C-60

Frequency response: 50-13,000 Hz with  TYPE  II  cassette,  with  EQ: TYPE II, BIAS: TYPE II, or with TYPE III  cassette, with EQ: TYPE III, BIAS: TYPE l/lll

Total harmonic distortion: 2.5%
Wow and flutter: 0.09% (WRMS)

Inputs:

Two microphone input jacks (minijack) sensitivity 0.2 mV (-72 dB) for low impedance microphone
Two line input/phono input jacks (phono jack) with the Input Selector set to LINE IN: sensitivity 0.087 V (-19 dB), input impedance 100 kilohms with the Input Selector to PHONO: sensitivity 1.4 mV (-55 dB), input impedance 47 kilohms
One  mixing   microphone  input  jack (mini-jack) or low impedance microphone sensitivity 0.4 mV (-66 dB)

Outputs: Two line output jacks (phonojack) load impedance 10 kilohms or higher rated output 0.44 V (-5 dB) at load impedance 100 kilohms Two external speaker jacks (minijack) for 8-ohm impedance speaker Headphones jack (stereo binaural jack) for 8-ohm impedance headphones


Power requirement:
Cassette-corder: 

  110,120,220,240 V ac, 50/60 Hz
  12 V DC, eight batteries size D (IEC designation R20)
  12 V   car  battery  with   optional   Sony  Car Battery Cord DCC-130

Power consumption: 20 W AC
Battery life: Approx. 7 hours of continuous recording with the Built-in Microphones using. Eveready Heavy Duty Batteries No.1250

Dimensions: Approx. 535 x 317 x 157 mm (w/h/d)                                       
Weight: Approx. 8.1 kg (15 lb 14 oz) incl. batteries

Download Sony CFS-85S Service Manual

JVC RC-828L specifications and service manual

Launch year: 1977, Region: Europe, Price: $ 328

SPECIFICATIONS

Semiconductors: 6 ICs, 32 transistors

Speakers: 16cm (6-1/2") x 2 and 5cm (2") x 2

RADIO

Frequency ranges:

  FM 88-108MHz

  SW1 2.3 - 6MHz

  SW2 5.95-6.2MHz

  SW3 6-18MHz

  MW 540-1600kHz

  LW 150-350kHz

Antennas:

  Telescopic antennas for SW & FM

  Ferrite core antenna for MW & LW

TAPE

Track system:
  4-Track 2-channel stereo

Frequency response:

  40-13,000Hz (with chrome tape)

  50-11,000Hz (with normal tape)

Wow & flutter: 0.09% (WRMS)

S/N ratio: 50dB

Rewind time: Within 110 sec. (C-60 cassette)

Fast forward time: Within 110 sec. (C-60 cassette)

AMPLIFIER SECTION

Power output: 6W (3W + 3W) (DC) at 10%THD Max. 8W (4W + 4W) (DC)

Input jacks: Mic x 2 (low impedance)

Output jacks: Ext. speaker x 2 (load impedance 6 Omhs), Headphones (load impedance 8 Ohms)

Input/output jack: DIN jack

Power supply: DC 12V (8 "R20"(=U2) batteries)

Car battery through a car battery adapter AC 240/220/110V, 50/60Hz

Power consumption: 19W

Dimensions: 470(W) x 273(H) x 127(D)mm, (18-1/2" x 10-3/4" x 5")

Weight: Approx. 6.4kg (14.1 lbs.) with batteries

Download JVC RC-828L Service Manual

Hitachi TRK-8200E specifications and service manual

Launch year: 1982, Region: Europe, Price: $ 240

NO SPECIFICATIONS

Download Hitachi TRK-8200E Service Manual

Akai GX-F91 specifications and service manual

Launch year: 1981, Region: Asia, Price: $ 760

SPECIFICATIONS

Track System: 4 track, 2 channel stereo system 

Tape: Philips type cassette 
Tape Speed: 4.76 cm/s ±1% (1-7/8 ips ±1% )

Heads: 

  Super GX-head for recording x1

  Super GX-head for playback x1

  Erase head x1

Motors:

  Quartz Locked PLL servo DC motor for direct capstan drive x1

  DC motor for reel drive x1

Wow & Flutter:

  0.025% WRMS, 
  0.07% WTD(DIN)

Tape winding time:

  90sec using a C-60 cassette tape

Frequency Response:

  Normal 20 to 18,000 Hz ±3 dB (-20VU)
  CrO2    20 to 19,000 Hz ±3 dB (-20VU)
  Metal    20 to 21,000 Hz ±3 dB (-20VU)
                                                                      

Signal to Noise Ratio:

  Metal: Better than 60 dB (measured via tape with peak recording level) 
  Dolby B-type NR switch ON: Improves up to 5dB at 1kHz ,10 dB above 5 kHz 

  Dolby C-type NR switch ON: Improves up to 15dB at 500Hz ,20 dB at 1kHzto 10 kHz 

Harmonic Distortion: 1kHz, 3rd harmonic distortion

Metal: Less than 0,8%   
Input Line: 70 mV  (Input impedance 47kohms)

Output Line: 410 mV at 0 VU

Required load impedance: More than 20 kohms 
Phone:1,3 mV/8 ohms  at 0 VU

DIN Input: 2,0 mV  (Input impedance 10 kohms)

Output: 410 mV. 

Required load impedance: More than 20 kohms

Power Requirements:

  100V  50/60 Hz for Japan                              

  120V/60 Hz for U.S.A. & Canada 
  220V/50 Hz for European Countries except U.K. 
  240V/50 Hz for U.K. & Australia 
  110/120/220/240V (Switchable), 50/60 Hz for the other countries

Dimensions: 440(W) x 100(H) x 363(D) mm, (17.3 x 3.9 x 14.3") 
Weight: 9.8 kg (21.6 lbs) 

Download Akai GX-F91 Service Manual

Aiwa CS-880 specifications and service manual

Launch year: 1981, Region: United Kingdom , Price: $ 375

SPECIFICATIONS

Type: Stereo multiband radio cassette recorder
Power source: AC110-220 V∼. Batteries, DC13.5V (UM-1X9)

Output: 28W maximum (14W + 14W)
Speakers: 5

TAPE RECORDER SECTION

Built-in microphone: Electret condenser microphone x2
Tape speed: 4.8 cm/sec (1-7/8 ips)
Recording system: AC bias
Erasing system: AC erase

Frequency response:
NORMAL tape: 35—12,500 Hz
CrO2  tape: 35—13,000 Hz
METAL tape: 35—16,000 Hz

Signal-to noise ratio: ≥65 dB (METAL,Dolby on)
Wow and flutter: ≤0.038% (WRMS)  ≤0.09%(DIN)

Head: Ultra Superpermalloy

RADIO

Frequency ranges:
FM: 87.5— 108  MHz
MW: 530—1,605 kHz
LW : 150—  285  kHz

Antennas: Whip antenna for FM and SW
Ferrite bar antenna for MW and LW

Dimensions: (WXHXD)    590X165X325 (mm)
Weight: 9.3 kg
Accessories: AC adaptor

Download Aiwa CS-880 Service Manual

Sharp GF-700H specifications and service manual

SPECIFICATIONS

Power source:

  AC  110V ~ 120V and 220V ~ 240V, 50/60 Hz

  DC 15V (UM/SUM-1, R 20, HP-2 or D typex 10, or external 15V DC)

Output power:
  MPO: 20W (10W + 10W) (AC operation)
  (DIN 45 324)
  RMS: 15W (7.5W + 7.5W) (DC operation)

Semiconductors:

18ICs

37 transistors
43 diodes 14 LEDs

Dimensions:

  Width: 730mm (28-11/16")

  Height: 225mm (8-13/16")
  Depth: 160mm (6-5/16")
  Weight: 7.7 kg (17 lbs.) without batteries

TAPE   RECORDER

Tape: Compact cassette tape

Frequency response:
30Hz- 14,000Hz (normal tape)
30Hz - 16,000Hz (Cr02 tape)
30Hz - 17,000Hz (metal tape)

Signal/noise ratio:
55 dB (Deck 1, playback)
50 dB (Deck 2, normal tape recording,
Dolby NR off) 60 dB (Deck 2, metal   tape  recording, Dolby NR on)
Wow and flutter: 0.17% (DIN 45 511)

Input impedance:
  Mixing/external mic;600 ohms
  Line in/phono: 150 kohms/50 kohms

Loaded impedance:

  Headphones: 8 ohms — 32 ohms
  External speakers: 3.2 ohms — 8 ohms

  Line out: 50 kohms

RADIO

Frequency range:
FM: 87.6 MHz - 108 MHz
SW: 5.95 MHz-18.0 MHz
MW: 520 kHz-1,620 kHz
LW: 150 kHz-285 kHz

SPEAKER

Speakers: 
16cm (6-1/2") woofer x 2
Horn type tweeter x 2
Impedance: 3.2 ohms
Input: 10W (maximum

Download Sharp GF-700H Service Manual

Sharp GF-7500Z specifications and service manual

SPECIFICATIONS

Power source:

  AC 110V ~ 127V and 220V ~ 240V, 50/60Hz

  DC 12V (UM/SUM-1, R 20, HP-2 or D type х 8, or external 12V DC)

Output power:

  PMPO: 25W (12.5W + 12.5W) (AC operation)

  MPO: 2OW (10W + 10W) (AC operation)

  RMS: 10W (5W + 5W) (DCoperation, 10% distortion)

Semiconductors:

  16 IСs

  25 transistors

  37 diodes

  14 LEDs

Dimensions:

  Width: 559mm (28-11/16")

  Height: 202mm (8-13/16")

  Depth: 125mm (6-5/16")

  Weight: 4.0 kg (1 7 Ibs.) without batteries

TAPE RECORDER

Tape: Compact cassette tape

Frequency response: 50 - 16,000Hz (metal tape)
Signal/noise ratio:  50 dB
Wow and flutter: 0.06% (WRMS)

Input impedance:

  Mixing/external mic, 600 ohms

  Line in/phono: 20 kohms/50 kohms

Loaded impedance:

  Headphones: 8 ohms 32 ohms

  External speakers: 3.2 ohms 8 ohms

  Line out: 50 kohms

RADIO

Frequency range:

  AM: 526.5 kHz - 1606.5 kHz

  SW1: 2.3MHz- 7.3MHz

  SW2: 7.3 MHz-22 MHz

  FM: 8 7.6MHz-108 MHz

Download Sharp GF-7500 Service Manual

Sharp QT-90 specifications and service manual

SPECIFICATIONS

Power source:

  AC 110V - 127V and 220 -240V, 50/60Hz

  DC 12V (UM/SUM-1 or R20 type х 8, or external 15V DC)

Output power:

  PMPO: 25W (12,5W + 12,5W) (AC operation)

  MPO: 20W (10W + 10W) (AC operation)

  RMS: 10W (5W +5W) (DC operation, 10% distortion)

Dimensions:

  Width: 589 mm 

  Height: 157mm 

  Depth: 170mm
  Weight: 5.4kg without batteries

TAPE RECORDER

Tape: Compact cassette tape

Frequency response:

  40Hz - 14,000Hz (normal tape)

  40Hz - 15,000Hz (CrO₂ tape)

  40Hz - 16,000Hz (metal tape)

Signal/noise ratio:

  55 dB (Deck 1, playback)

  50 dB (Deck 2, recording)

Noise reduction Dolby B

Input impedance:

  External mic: 600 ohms

  Phono/line in: 50 kohms/50 kohms

Loaded impedance:

  Headphones: 8 ohms 32 ohms

  External speakers: 8 ohme 16 ohms

  Line out: 0.6V/50 kohms

RADIO

Frequency range:

  AM: 526.5 kHz - 1606.5 kHz

  SW1: 2.3 MHz - 7.3 MHz

  SW2: 7.3 MHz-22 MHz

  FM: 87.6MHz - 108 MHz

SPEAKER

Speakers:
  10cm  free-edge woofer х 2

  Horn type tweeter х 2

Impedance: 3 ohms

Input: 13W (maximum)

Download Sharp QT-90 Service Manual

Sharp QT-88ZW specifications and service manual

Download Sharp QT-88ZW Service Manual