Optonica RT-9100
Data[edit]
General
- Manufacturer: Sharp Optonica
- Model: RT-9100 H/HB
- Type: Cassette Tape Deck
- Years of manufacture: 1981 - 1982
- Made in: Japan
- Color: Silver metallic (H) and Brown metallic (HB)
- Remote control: Yes
- Power consumption: 43 watts
- Dimensions: 430 x 144 x 371 mm
- Weight: 12.5 kg
- Original price approx.: 2'498 DM
Connections
- Number of inputs:
- Cinch, DIN, 2x mono microphone, Front Line-In
- Number of outputs:
- Cinch, DIN, headphones, syncron connection for timer AD-200 T
Technical Data
- Audio heads: 4 (record, play, delete, search)
- Motors: 2
- Synchronisation fluctuations: ±0.12% (DIN), ±0.038% (WRMS)
- Tape types: type I, II, III, IV
- Frequency response:
- Type I: 20 - 16000 Hz (DIN), 30 - 16000 Hz ±3dB.
Type II: 20 - 18000 Hz (DIN), 30 - 18000 Hz ±3dB Type III: 20 - 20000 Hz (DIN), 30 - 19000 Hz ±3dB Type IV: 20 - 20000 Hz (DIN), 30 - 20000 Hz ±3dB
- Premagnetization frequency: 105 kHz
- Distortion factor:
- Signal-to-noise ratio: 57 dB without Dolby, 67 dB with Dolby B
- Auto-Reverse: No
- Title search: Yes
- Dolby: B
- MPX Filter: Yes
Special Features
- Dual Capstan drive
- Quartz-controlled capstan motor
- Rear band control
- Dolby level adjustable for all 4 bands separately
- Bias adjustable for all 4 bands separately
- Test tone generator for bias and Dolby level
- Peak Hold for level meter switchable
- Timer switch
- switchable limiter
- adjustable output level
- separate level controls for Line/DIN and Microphone
- 2 counter memories
- programmable track order
- various automatic repeat functions (A-B, complete cassette page, program)
- automatic search (direct selection of titles)
- blank space automatic
- 10-key keypad for programming
- key tones can be switched off
- Syncron connection for timer AD-200 T. It then serves as a real-time counter and buffer for programming.
Remarks[edit]
- In Japan, the device was called RT-9.
- In the USA, the device was offered as an assembly of tape deck and timer as RT-6905 (color black).
- Other models of the same series:
- Preamplifier:
- Optonica SO-9100
- Power amplifier:
- Optonica SX-9100
- Tuner:
- Optonica ST-9100
- Tape deck:
- Optonica RT-9100
- Turntable:
- Optonica RP-9100
- Programmable Quartz Timer:
- Optonica AD-200 T
- Optonica series 9100
- Optonica 9100 Series
- Optonica 7100 Series
- Optonica 5200 Series
- Optonica System 105
Pictures[edit]
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www.optonica-hifi.com is a non commercial private web site. There is no hifi gear offered nor is there any interest in buying any hifi gear by the owner of this site. The aim of www.optonica-hifi.com is to keep this faboulous brand in mind and to offer free information to all friends and lovers of OPTONICA.
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Brochures[edit]
- Optonica Program 1981-1982
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