• Country
• Japan

• Manufacturer / Brand
• Kenwood, Trio-Kenwood Inc.; Komagane

• Year
• 1963 ?

• Category
• Broadcast Receiver - or past WW2 Tuner

• Radiomuseum.org ID
• 327510

• • alternative name: Trio Corp.
  • Brand: Jennen

Click on the schematic thumbnail to request the schematic as a free document.

• Number of Tubes
• 23

• Valves / Tubes
• 6BA6 6BA6 6BA6 6BE6 6AU6 6AU6 6AL5 6AQ8 or ECC85 6AQ8 or ECC85 6AQ8 or ECC85 12AX7 or ECC83 12AX7 or ECC83 12AX7 or ECC83 12AX7 or ECC83 7247 6AN8 6AN8 7189 7189 7189 7189 EM84 EM84

• Main principle
• Superhet with RF-stage

• Wave bands
• Broadcast (BC) and FM or UHF.

• Details
• Hi-Fi equipment

• Power type and voltage
• Alternating Current supply (AC) / 117 Volt

• Loudspeaker
• - This model requires external speaker(s).

• Power out
• 50 W (65 W max.)

• Material
• Metal case

• from Radiomuseum.org
• Model: AM/FM Stereo Multiplex Receiver KW-70 - Kenwood, Trio-Kenwood Inc.;

• Shape
• Book-shelf unit.

• Dimensions (WHD)
• 17.75 x 5.33 x 14 inch / 451 x 135 x 356 mm

• Notes

• A hi-fi valve receiver with an AM/FM stereo tuner with an analogue dial and amplifier with continuous power output of 25 watts per channel. With Stereo and Tuning magic eye indicators, rotary Tuning, Volume, Bass, Treble, Balance and Blend (Stereo-Mono), controls, on/off switches for Rumble Filter, Loudness, FM AFC, Noise Filter, Tape Monitor and Speakers, rotary switches for Power, Selector (AM, FM, FM Stereo, Phono, Tape, Aux) and Mode (Left speaker, Right speaker, Stereo, Reverse) and a jack for headphones. On the back, RCA phono sockets for input Tape Recorder Head, MM pickup, Crystal pickup and Aux, for input/output Tape Recorder, terminals for one pair of loudspeakers (4-16 ohms), terminals for AM and FM antennae, a rotary Dimension control (for stereo separation adjustment), a speaker Phase switch and a Hum Balance adjuster.

  Specification
  Frequency Range  FM  AM	88 — 108MHz 535 — 1605kHz
  Sensitivity  FM  AM	1.9µV/98MHz (Input required for S/N 20db) 2.0µV/1000kHz (Input required for S/N 10db)
  Frequency Response  FM  FM stereo	20-20,000kHz (< 1/2db) 50-15,000kHz (< 1/2db)
  FM Stereo Separation	> 38db (400kHz)
  FM Stereo Harmonic Distortion	< 1% (400kHz)
  Inputs	MAG 2.2mV; TAPE HEAD — 1.9mV (500kHz); XTAL 24mV; AUX — 140mV
  Output Power @ 1% THD	25 watts per channel continuous power 32.5 watts per channel music power 50 watts mono continuous power 65 watts mono music power
  Equalizer	RIAA (MAG) NARTB (TAPE)

  Power requirements: 117V AC 60Hz
  Power Consumption: 200 Watts

  See also Lafayette LR-800.

• Net weight (2.2 lb = 1 kg)
• 34 lb 0 oz (34 lb) / 15.436 kg

• Price in first year of sale
• 269.95 $

• Literature/Schematics (1)
• - - Manufacturers Literature (Operating manual KW-70)

• Author
• Model page created by Howard Craven. See "Data change" for further contributors.

• Other Models

• Here you find 882 models, 816 with images and 250 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from Kenwood, Trio-Kenwood Inc.; Komagane