Toshiba SB 420
Data
General
- Manufacturer: Toshiba
- Model: SB-420
- Type: Integrated amplifier
- Years of manufacture: 1976 - 1980
- Made in: Japan
- Color: Silver
- Remote control: no
- Power consumption: 340 W
- Dimensions: 450 x 148 x 375 mm (WxHxD)
- Weight: 11.5 kg
- Original price approx.: 748 DM
Connections
- Number of inputs:
- Phono MM: 2.5 mV, 50 kOhm, 350 mV max.
- Microphone: 4 mV, 20 kOhm
- Tuner: 150 mV, 50 kOhm
Aux: 150 mV, 50 kOhm
- Tape Play 1, 2: 150 mV, 50 kOhm
Tape Play DIN: 150 mV, 50 kOhm
- Main In: 1 V, 50 kOhm
- Number of outputs:
- Tape Rec 1, 2: 150 mV
Tape Rec DIN: 30 mV Pre Out: 1 V
- Headphones (6.3mm jack)
- 2 pairs of speakers
Technical Data
- Continuous power (at distortion factor):
- 8 Ohm: 2x 42 W (RMS, 20 - 20'000 Hz, 0.3 %).
- 4 Ohm: 2x 50 W
- Dynamic power:
- 8 Ohm:
- 4 Ohm:
- Total harmonic distortion: < 0.3 %
- Attenuation factor: 25 (at 8 Ohm)
- Frequency response:
- Phono: 30 - 15'000 Hz, ± 0,2 dB
- High level: 10 - 50'000 Hz (+ 0 dB, - 1 dB)
Signal-to-noise ratio:
- Phono: 70 dB
- High level: 90 dB
- Tone control:
- Bass: ± 10 dB at 100 Hz
- Tilt frequencies: 200 Hz, 400 Hz
- Bass: ± 10 dB at 100 Hz
Treble: ± 10 dB at 10 kHz
- Tilt frequencies: 2.5 kHz, 5 kHz
- Loudness: + 8.5 dB at 100 Hz, + 3.5 dB at 10 kHz
- Low Filter: - 6 dB / octave at 20 Hz
- High Filter: - 6 dB / octave at 8 kHz
- Mute: yes, - 10 dB, - 20 dB
Special Features
- Microphone Mixer
- Tape Dubbing
Remarks
- Other models in the same series:
- Amplifier:
- Toshiba SB 420
- Toshiba SB 620
- Toshiba SB 820
- [[Tuner:
- Toshiba ST-420
- Receiver:
- Toshiba SA-725
- Toshiba SA-735
- Toshiba SA-750
- Toshiba SA-775
- Toshiba SA-7100
- Toshiba SA-7150
- Tape Decks
- Toshiba PC-335
- Toshiba PC-530
- Toshiba PC-5460
- Toshiba PC-6030
- Toshiba PC-X20
- Toshiba PC-X40
- Toshiba PC-X 6 AD
- Toshiba PC-X 80 AD
- Record Player
- Toshiba SRF-225
- Toshiba SRF-325
- Toshiba SRF-530
- Toshiba SR-A 110
- Toshiba SR-F 440
- Toshiba SR-Q 630
- Toshiba SR-Q 660
- [[Speaker:
- Toshiba SS-25 G
- Toshiba SS-30 G
- Toshiba SS-35 G
- Toshiba SS-50 G
- Toshiba SS-520
- Toshiba SS-730
- Toshiba SS-930
- [[Headphones:
- Toshiba HR-X 1
- Toshiba HR-D 2
- Toshiba HR-D 3
Pictures
- Picture: Toshiba Combi SB-420, ST-420
- Extract from brochure: Toshiba SB-420