Wow and Flutter (Overall): | ±0.75% peak to peak (38.1 cm / s)
±0.1% peak to peak (19.05 cm / s) |
Starting Time: | Less than 0.2 sec. to reach a motion stability of ±0.2% |
Stopping Time from regular forward speed: | Approx. 0.1 sec. |
Stopping Time from fast wind: | 2 sec. |
Rewind Time: | Max. 2,5 min. for 3300 ft. of standard tape |
Reel Size: | Max. 12” |
Tape Timer: | 99 min. 59 sec. driven by tape, accuracy better than 0.2%. 0.2% at all running speeds, including fast wind |
Input: | 0.7V to 7V adjustable, balanced impedance greater than 20kΩ between 40Hz to 20kHz |
Output: | 0.7V to 7V adjustable, balanced, designed to work into loads from 200Ω to 600Ω (Max. +24 dBm into 200Ω) |
Effective output impedance: | less than 20Ω from 40Hz to 20kHz |
Frequency Response: | 30Hz to 15kHz, +1 -2dB (At 38.1 cm / s)
40Hz to 15kHz, +1 -2dB (At 19.05 cm / s) |
Overall Distortion: | Less than 2% at a tape flux of 200 milli Maxwell at 1kHz |
S / N Ratio of playback-amplifier, machine at stand-still: | 66dB (38.1 cm / s)
66dB (19.05 cm / s) |
S / N Ratio (Overall): | 62dB (38.1 cm / s)
60dB (19.05 cm / s) |
Erase Efficiency: | Better than 75dB, measured with narrow band-pass filter or wave - analyzer |
Heads: | Record and Playback heads - Vacodur (Alfenol)
Erase head - Ferrite |
Oscillator: | 80kHz, one frequency only |
Tubes: | 3 x E188CC, 1 x E283CC (Playback amplifier)
2 x E188CC (Recording amplifier)
3 x E188CC (Oscillator)
1 x E130L, 1 x E283CC, 3 x 85A2, 1 x OC27 Silicon-Rectifiers (Power supply for amplifiers)
1 x ASZ15 Silicon-Rectifiers (Power supply for tape transport) |