Quartz Synthesizer AM-FM Stereo Tuner KT-990D USA
Kenwood, Trio-Kenwood Inc.; Komagane
- Country
- Japan
- Manufacturer / Brand
- Kenwood, Trio-Kenwood Inc.; Komagane
- Year
- 1988/1989
- Category
- Broadcast Receiver - or past WW2 Tuner
- Radiomuseum.org ID
- 327035
-
- alternative name: Trio Corp.
- Brand: Jennen
- Number of Transistors
- Semiconductors present.
- Semiconductors
- Main principle
- PLL, Phase-locked loop; ZF/IF 450/10700 kHz
- Wave bands
- Broadcast (BC) and FM or UHF.
- Details
- Hi-Fi equipment
- Power type and voltage
- Alternating Current supply (AC) / 120 Volt
- Loudspeaker
- - For headphones or amp.
- Material
- Metal case
- from Radiomuseum.org
- Model: Quartz Synthesizer AM-FM Stereo Tuner KT-990D [USA] - Kenwood, Trio-Kenwood Inc.;
- Shape
- Book-shelf unit.
- Dimensions (WHD)
- 440 x 78 x 331 mm / 17.3 x 3.1 x 13 inch
- Notes
-
A hi-fi quartz synthesizer AM-FM stereo tuner with a digital frequency display housed in a black metal case. New Direct Linear Reception Circuit (DLRC), Direct Linear Loop FM Detector (DLLD), IF Distortion Correcting Circuit (DCC), Direct Pure MPX Decoder (DPD), Pentacle Power Supply system, Active Reception Control with RF and IF selectors, Recording level calibration, 20-station preset, 3-station preprogramming. On the rear, terminals for an AM loop antenna, connector for an FM coaxial antenna and RCA phono Line Output sockets.
Specification FM Tuner section Frequency range 87.5MHz to 108MHz Antenna impedance 75Ω unbalanced, 300Ω balanced Usable sensitivity (IHF) 10.8dBf (0.95µV) 50 dB quieting sensitivity (IHF) Mono
Stereo16.2dBf (1.8µV)
38.8dBf (24.0µV)S/N ratio (IHF) Mono (75kHz Dev.)
Stereo (75kHz Dev.)92dB (65dBf input), 92dB (85dBf input)
78dB (65dBf input), 86dB (85dBf input)Total harmonic distortion (WIDE) Mono (75kHz Dev.)
Stereo (75kHz Dev.)1kHz: 0.007%, 50Hz-10kHz: 0.02%
1kHz: 0.009%, 50Hz-10kHz: 0.05%Capture ratio WIDE 1.0dB, NARROW 2.5dB Alt. channel selectivity (IHF) WIDE 60dB (±400kHz) Stereo separation WIDE 1kHz 65dB Frequency response 20Hz-15kHz ±0.5dB Spurious rejection ratio (98MHz) 105dB Image rejection ratio (98MHz) 82dB IF rejection ratio (98MHz) 110dB AM suppression ratio 76dB Subcarrier suppression ratio 70dB Output level/impedance at 1kHz, 100% Dev. 600mV/3.3kΩ Fixed AM Tuner section Frequency range 530kHz-1610kHz Usable sensitivity (Loop) 10µV (250µV/m) S/N ratio (30% Mod, 1mV input) 55dB Total harmonic distortion 0.25% Image rejection ratio (Loop) 40dB Selectivity (IHF) 30dB Output level/impedance
(400Hz, 30% Mod.)180mV, 3.3kΩ Versions/Power requirements
USA / AC 120V AC 60HzPower consumption: 20 watts
Very similar to the Kenwood KT-990D Quartz Synthesizer AM-FM Stereo Tuner Europe and UK model.
- Net weight (2.2 lb = 1 kg)
- 4 kg / 8 lb 13 oz (8.811 lb)
- Mentioned in
- -- Original prospect or advert (1988-89 Kenwood Audio Components catalogue)
- Literature/Schematics (1)
- - - Manufacturers Literature (Service manual Kenwood KT-990D dated 1988)
- Author
- Model page created by Howard Craven. See "Data change" for further contributors.
- Other Models
-
Here you find 877 models, 810 with images and 245 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
All listed radios etc. from Kenwood, Trio-Kenwood Inc.; Komagane