radiomuseum.org
Please click your language flag. Bitte Sprachflagge klicken.

AM/FM Stereo Tuner RT-1025

AM/FM Stereo Tuner RT-1025; Rotel, The, Co., Ltd (ID = 390614) Radio AM/FM Stereo Tuner RT-1025; Rotel, The, Co., Ltd (ID = 390615) Radio
AM/FM Stereo Tuner RT-1025; Rotel, The, Co., Ltd (ID = 390616) Radio AM/FM Stereo Tuner RT-1025; Rotel, The, Co., Ltd (ID = 2022081) Radio
Use red slider bar for more.
AM/FM Stereo Tuner RT-1025; Rotel, The, Co., Ltd (ID = 390614) Radio
Rotel, The, Co., Ltd: AM/FM Stereo Tuner RT-1025 [Radio] ID = 390614 900x441
Select picture or schematic to display from thumbnails on the right and click for download.
For model AM/FM Stereo Tuner RT-1025, Rotel, The, Co., Ltd.; Tokyo
 
Country:  Japan
Manufacturer / Brand:  Rotel, The, Co., Ltd.; Tokyo
Year: 1977 Category: Broadcast Receiver - or past WW2 Tuner
Semiconductors (the count is only for transistors) Semiconductors present.
Main principle Superheterodyne (common)
Wave bands Broadcast (BC) and FM or UHF.
Details Hi-Fi equipment
Power type and voltage Alternating Current supply (AC) / 120 or 220 or 240 Volt
Loudspeaker - For headphones or amp.
Power out
from Radiomuseum.org Model: AM/FM Stereo Tuner RT-1025 - Rotel, The, Co., Ltd.; Tokyo
Material Metal case
Shape Rack
Dimensions (WHD) 482 x 180 x 370 mm / 19 x 7.1 x 14.6 inch
Notes

AM/FM stereo tuner covering MW and FM. Illuminated frequency scale, three meters for FM Tuning, Signal Strength and Multipath. Rotary controls for Tuning and Output Level (for matching output level with amplifier's input level). Switches for High Blend, Multipath, FM De-emphasis and FM muting. Rotary Function switch (AM, FM Auto, FM Stereo only, FM Mono). FM Stereo indicator. Headphone socket with separate amplifier and volume control. Adjustable AM bar antenna on the back, RCA phono sockets for Fixed and Variable Line Output and for FM Detector Output, connections for AM and FM antennae and Ground, and an AC outlet.

Specification 
FM Tuner Section 
Usable Sensitivity 
 Mono
 Stereo
8.8dBf (1.5µV/300Ω)
11.5dBf (2.1µV/300Ω)
50dB Quieting Sensitivity 
 Mono
 Stereo
11.5dBf (2.1µV/300Ω)
36.0dBf (35µV/300Ω)
Signal-to-Noise Ratio (at 65dBf) 
 Mono
 Stereo
80dB
75dB
Distortion (at 65dBf) 
 100Hz and 1kHz
 6kHz
0.1% (mono), 0.2% (stereo)
0.2% (mono), 0.3% (stereo)
Frequency Response30Hz - 15,000Hz +0.3dB,-1 dB
Capture Ratio1.0dB
Alternate Channel Selectivity80dB
Spurious Response Ratio110dB
Image Response Ratio110dB
IF Response Ratio110dB
AM Suppression Ratio60dB
Muting Threshold10µV, 30µV (fixed)
Stereo Separation35dB (30Hz - 15kHz)
Antenna Input300Ω balanced, 75Ω unbalanced
AM Tuner Section 
Sensitivity250µV/m (IHF, ferrite antenna),
12.5µV (IHF, ext. antenna)
Selectivity40dB
Signal-to-Noise Ratio55dB
Image Response Ratio80dB
IF Response Ratio80dB
AntennaBuilt-in ferrite Ioopstick antenna

Versions/Power Requirements
120 V AC 60Hz
220 V AC 50Hz
240 V AC 50Hz
120/220/240 V AC 50-60Hz Switchable (Not available in UK, Canada or Scandinavia)

AM/FM-Stereo-Tuner. Beleuchtete Frequenzskala, Anzeigeinstrumente für Signal-Mitte, Feldstärke und Mehrwegempfang. Stereofilter. Regelbare Ausgangsspannung, 2stufige FM-Mutingschaltung. Eingebauter Kopfhörerverstärker mit getrennt regelbarer Abhörlautstärke, unabhängig vom Ausgangssignal.

Net weight (2.2 lb = 1 kg) 10 kg / 22 lb 0.4 oz (22.026 lb)
Source of data - - Data from my own collection
Mentioned in -- Original prospect or advert
Literature/Schematics (1) - - Manufacturers Literature (Owner's Manual for the RT-1025)
Literature/Schematics (2) - - Manufacturers Literature (Technical Manual for the RT-1025)

Model page created by Peter Böhm. See "Data change" for further contributors.



All listed radios etc. from Rotel, The, Co., Ltd.; Tokyo
Here you find 331 models, 316 with images and 20 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.




  
rmXorg