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enfrdeitrues

STUDER B67

Technic details

Specifications

Type:
Reel To Reel Tape Recorder
Tape Speeds:
38 cm / s, 19 cm /s, 9.5 cm / s
Reel Type:
DIN, CINE, NAB, up to 10.5” (265mm) diameter
Tape Slip:
0.1% or less
Tape Width:
¼” (6.3mm)
Wow and Flutter (Peak value weighted):
0.06% or less (38 cm / s)
0.08% or less (19 cm /s)
0.12% or less (9.5 cm / s)

Starting Time:
0.5 sec. or less, to reach double of specified wow & flutter value
Tape Timer:
0.5% timing and repeated timing accuracy. Indicating minutes and seconds, real time indication for 19 cm /s
Rewind Time:
Approx. 120 sec. for 700m (2300 ft.) reel
Stopping Time:
5 sec. or less from fast winding mode
Operational Tape Tension:
90p ±10p during play and fast winding mode
Tape Tension Max.:
600p at start, stop and change of wind direction
Frequency Response (Record-Response):
30Hz to 18kHz, ±2dB (38 cm / s)
60Hz to 15kHz, ±1dB (38 cm / s)
30Hz to 15kHz, ±2dB (19 cm /s)
60Hz to 12kHz, ±1dB (19 cm /s)
40Hz to 12kHz, ±2dB (9.5 cm / s)
60Hz to 10kHz, ±1dB (9.5 cm / s)
[S / N Ratio]
Full track (6.3mm track width):
65dB (38 cm / s)
65dB (19 cm /s)
63dB (9.5 cm / s)
Stereo (2.75mm track width):
62dB (38 cm / s)
62dB (19 cm /s)
60dB (9.5 cm / s)
Two track (2mm track width):
61dB (38 cm / s)
61dB (19 cm /s)
59dB (9.5 cm / s)
Equalization:
Switchable NAB or CCIR
Crosstalk rejection:
40dB or more, 80Hz to 12kHz (1kHz: -45dB)
Erasure Efficiency:
75dB or more at 1kHz (38 cm / s)
Erasure and Bias Frequency:
150kHz at all tape speeds
Line Inputs:
Balanced and floating
Input impedance - 5kΩ
Input Levels:
-20 dBm min.
+22 dBm max.
Line Outputs:
Balanced and floating
Output impedance - 50Ω or less
200Ω min. load impedance
Output Levels:
+22 dBm / 600Ω
+20 dBm / 200Ω
VU-Meter:
ASA-Standard, meter switchable +4 dBm, +6 dBm, +8 dBm
Peak indication (LED) by IEC recommendation

Power Requirements:
AC 100 / 120 / 140 / 200 / 220 / 240V ±10%, 50 / 60Hz
Power Consumption:
Max. 220VA (Tape transport and amplifiers)
Weight:
34kg (Net)
Year:
1978

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