• Country
• Japan

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

• Year
• 1969

• Category
• Broadcast Receiver - or past WW2 Tuner

• Radiomuseum.org ID
• 188422

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

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

• Number of Transistors
• 22

• Semiconductors

• Main principle
• Superheterodyne (common); ZF/IF 455/10700 kHz

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

• Details
• Hi-Fi equipment

• Power type and voltage
• Alternating Current supply (AC) / 110-120 / 220-240 Volt

• Loudspeaker
• - For headphones or amp.

• Material
• Metal case

• from Radiomuseum.org
• Model: Solid State AM-FM Stereo Tuner KT-3500 - Kenwood, Trio-Kenwood Inc.;

• Shape
• Rack

• Dimensions (WHD)
• 13 x 4.125 x 12.5 inch / 330 x 105 x 318 mm

• Notes

• A hi-fi AM/FM stereo tuner with an analogue dial housed in a black metal case. With Signal and Tuning meters, FM Stereo indicator, rotary Tuning control, on/off switches for Power, MPX Noise Filter and Muting, and a rotary Selector switch (AM, FM Auto, FM Mono). On the back, an adjustable ferrite rod AM antenna, terminals for AM and FM antennae, RCA phono sockets for Line output and Mono output.        

  Specification
  FM SECTION
  USABLE SENSITIVITY IHF	1.9µV
  FREQUENCY RESPONSE	20Hz to 15,000Hz +0dB,-2dB
  HARMONIC DISTORTION (at 400Hz, 100% Mod.)	Mono: < 0.6% Stereo: < 0.9%
  S/N RATIO (at 100% Mod.)	> 60dB
  CAPTURE RATIO (IHF)	2.5dB
  IMAGE FREQUENCY REJECTION (at 100MHz)	> 70dB
  IF REJECTION	> 80dB
  SELECTIVITY (Alt. channel IHF)	> 45dB
  STEREO SEPARATION	> 35dB at 1,000Hz
  OUTPUT VOLTAGE (at 400Hz, 100% Mod.)	1.0 Volt ±1dB
  SPURIOUS RADIATION	< 34dB (50µV)
  ANTENNA IMPEDANCE	300Ω balanced, 75Ω unbalanced
  OUTPUT IMPEDANCE	200Ω
  STEREO NOISE FILTER	Yes (High Frequency Blend Circuit)
  INTERSTATION MUTING	Yes
  AM SECTION
  USABLE SENSITIVITY (IHF)	15µV at 1,000kHz
  SELECTIVITY	> 25dB
  IMAGE FREQUENCY REJECTION	> 90dB at 1,000kHz
  OUTPUT VOLTAGE (at 400Hz, 30% Mod.)	0.4 Volt ±1dB

  Power Requirements: 110-120V/220-240V AC 50/60Hz with voltage selector
  Power Consumption: 15 watts

• Net weight (2.2 lb = 1 kg)
• 10.8 lb (10 lb 12.8 oz) / 4.903 kg

• Source of data
• -- Schematic

• Author
• Model page created by Olaf Reitinger. See "Data change" for further contributors.

• Other Models

• Here you find 902 models, 836 with images and 251 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from Kenwood, Trio-Kenwood Inc.; Komagane