Tandberg 4 Stereo Quadruple Owners Manual

Page 2

TANDBERG TAPE RECORDER

is available in the following models:

l'umlhcrg Tape Recorder Model 33 V . . . . . . .......... page ]
'l'untlherg Tape Recorder lVlodel 231 . .. i . (t ',
'l'untlherg 'l'upe Recorder NIodel SB-F, 2»TF and «l-F . . . . (t w
'l'anrlherg 'l'ape Recorder Model 4 Stereo Quadruple ...... << l l
'l'antlherg 'lape Recorder Model 5 Stereo Quadruple ., << 1'

General description ol all models:

Special Use ..................... , Paul. 1»
The Tape Recorder used in Connection with :1 Radio Receiver <<

litllting and Filing .. ............................. (t \
Hints and Suggestions ....... . . . . ................. (t 1

TANDBERG TAPE RECORDER MODEL 33
Technical Dala

Operating Voltage: 110, 125, 145, 200, 220 and 245 volts AC, 50 or
60 cycles.

Power Requiremwtr: 55 watts.

Tape Speeds: 71/2 infsec, 3 3/4 infsec, 1 7/8 insec. Change of speed also
Possible while the Tape Recorder is running.

Speed Tolerance: + 1 70 for all speeds

Frequency Res/lame: At 17/8 in/sec i 50 tn 4 000 US.
At 33/, in/sec - 40 to 8000 05.
At 71/2 in/sec - 30 to 16 000 c/s.
When using standard tape, the frequency response will, at all
recorded frequencies, be within :: 2 dB.

Bars Swift/J: During playback the bass may be increased (12 dB at
70 els) by means of a special Bass Switch.

Recording Time: Twin track and 1200 ft of tape give:

At 1 7/ in/sec - 2 X 128 mins.

At 3 3/4 iii/sec - 2 X 64 mins.

At 7 [/2 inflsec - 2 X 32 mins.

Thinner tape is available with 1800 ft and 2400 Ft on a normal 7 in.
spool. The recording time is increased correspondingly.

Aulama/ic End Slop: When a tape is used which has a metal foil
at either end, the tape will stop automatically before it leaves the
left spool. An extra contact device has been incorporated to ensure
positive automatic stopping of the Tape Recorder even When used for
rapid forward winding and rewinding.

Heads: .00025 inches record-playback gap, separate erase, dual track.
The tape moves from left to right. The heads are positioned with the
gaps facing the front. Recording takes place on the upper half of
the tape - International Standard.