Teac A-4070 G specifications

Brand : Teac

General

connectors

Tech nical data

special features

manufacturer: Teac
model: A-4070 G
type: Auto-Reverse tape machine
year of construction: 1972 - 1975
Manufactured in: Japan
color: silver / Black, wooden Cabinet
remote control: Yes, cable remote control RC-514
power consumption: 140 W
dimensions: 454 x 456 x 236 mm (WxHxD)
weight: 23 kg
factory price approx.: 145'000 Yen (Japan, 1972), 2'175 DM
- remote control RC 514: 5'500 Yen, 80 DM
- dubbing cable WR-100: 1'000 Yen, DM 15
- Option TZ-407 dust cover: 3'500 Yen, 50 DM

number of inputs:
- MIC: 0.25 mV / -72dB / 600 Ohm - 10 kOhm (6.35 mm
- Line Jack) In: 100 mV / 50 kOhm (RCA)
- Line In DIN: 30 mV / 10 kOhm
number of outputs:
- Line Out (adjustable): 300 mV / 10 kOhm (RCA)
- headphones: 8 Ohm s (6.35 mm Jack)

Max. Coil diameter: 18 cm
drive: 3 motors
- 1x Hysteresis Synchronous Capstan Motor
- 2x 6-Pole winding motors
heads: 4
tracks: 4
tape speed:
- 9.5 cm/s: ± 0,5 %
- 19 cm/s: ± 0,5 %
flutter:
- 9.5 cm/s: < 0.09 to %
- 19 cm/s: < 0.06 to %
overall frequency response:
- 9.5 cm/s: 30 - 13'000 Hz, ± 3 dB
- 19 cm/s: 30 - 20'000 Hz, ± 3 dB
signal-to-noise ratio: > 58 dB
total harmonic distortion: < 1 % (1 kHz)
equalization: after NART B
Crosstalk: 50 dB (1 kHz)
delete attenuation: 60 dB (1 kHz)
premagnetization and deletion frequency: 100 kHz
rewinding speed: 90 seconds for 370m Band