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3837
Specifications
MECHANICAL CHARACTERISTICS
Tape: Compact Cassette (C-60 to 90),
High-Bias (CrO2)
Track Format: 4-track/4-channel
Head Configuration:
4-channel record/play (permalloy) x 1
4-channel erase (ferrite) x 1
Motor: DC servo motor x 1
Tape Speed: 9.5 cm/sec. (3-3/4 ips)
Pitch Control: ± 10 % (approx.)
Wow and Flutter: 0.2% WRMS or less
Fast Winding Time: 115 sec. (approx.) with C-60
Dimensions (W x H x D) 367 x 100 x 247 mm
(14-7/16" x 3-15/16" x 9-3/4")
Weight: 2.1 kg (4-10/16 lbs.)
ELECTRICAL CHARACTERISTICS
Mix
er Section
MIC/LINE INPUT, Ch.1-4: (1/4" phone jack x 4)
Input Impedance: 50 kΩ
Nominal Input Level:
–50 dBV (3 mV) (Trim Max.)
–10 dBV (0.3 V) (Trim Min.)
Maximum Input Level:
+5 dBV (1.8 V) (Trim Min.)
BAL MIC INPUT (XLR TYPE x 2)
Input Impedance: 5 kΩ
Nominal Input Level:
–60 dBV (1 mV) (Trim Max.)
–20 dBV (0.1 V) (Trim Min.)
Maximum Input Level:
–5 dBV (0.56 V) (Trim Min.)
GUITAR INPUT (1/4" phone jack x 1)
Input Impedance: 1 MΩ
Nominal Input Level:
–50 dBV (3 mV) (Trim Max.)
–10 dBV (0.3 V) (Trim Min.)
Maximum Input Level:
0 dBV (1 V) (Trim Min.)
STEREO INPUT, Ch.5-6/7-8:
(1/4" stereo phone jack x 2)
Input Impedance: 10 kΩ
5 kΩ (L / MONO)
Nominal Input Level: –10 dBV (0.3 V)
Maximum Input Level: +5 dBV (1.8 V)
SUB INPUT (RCA jack x 2):
Input Impedance: 10 kΩ
Nominal Input Level: –10 dBV (0.3 V)
Maximum Input Level: +5 dBV (1.8 V)
LINE OUTPUT (RCA jack x 2):
Output Impedance: 100 Ω
Nominal Output Level: –10 dBV (0.3 V)
Maximum Output Level: +5 dBV (1.8 V)
EFFECT 1 SEND (1/4" phone jack x 1):
Output Impedance: 100 Ω
Nominal Output Level: –10 dBV (0.3 V)
Maximum Output Level: +5 dBV (1.8 V)
EFFECT 2 SEND/TAPE CUE OUT
(1/4" phone jack x 1):
Output Impedance: 100 Ω
Nominal Output Level: –10 dBV (0.3 V)
Maximum Output Level: +5 dBV (1.8 V)
SYNC OUT (RCA jack x 1):
Output Impedance: 100 Ω
Nominal Output Level: –10 dBV (0.3 V)
MON OUT (RCA jack x 2):
Output Impedance: 1 kΩ
Nominal Output Level: –10 dBV (0.3 V)
Maximum Output Level: +5 dBV (1.8 V)
PHONES (1/4" stereo phone jack x 1):
Nominal Load Impedance: 30 Ω
Maximum Output Level: 60 mW + 60mW
Equalizer:
HIGH (Shelving): 10 kHz, ±10 dB
LOW (Shelving): 100 Hz, ±10 dB
Frequency Response:
MIC INPUT to LINE OUTPUT:
20 Hz to 20 kHz ±3 dB
LINE INPUT to LINE OUTPUT:
20 Hz to 20 kHz ±2 dB
LINE INPUT to MONITOR OUTPUT:
20 Hz to 20 kHz ±2 dB
LINE INPUT to EFFECT OUTPUT:
20 Hz to 20 kHz ±2 dB
LINE INPUT to PHONES:
40 Hz to 20 kHz ±3 dB
Signal-to-Noise Ratio:
(20 Hz to 20 kHz, B.P.F. inserted)
1 MIC INPUT to LINE OUTPUT 65 dB
(at a nominal input level of –60 dBV)
4 MIC INPUTS to LINE OUTPUT 60 dB
(at a nominal input level of –60 dBV)
1 LINE INPUT to LINE OUTPUT 75 dB
(at a nominal input level of –10 dBV)
4 LINE INPUTS to LINE OUTPUT 70 dB
(at a nominal input level of –10 dBV)
Distortion:
1 MIC INPUT to LINE OUTPUT 0.05%
(at 1 kHz, 15 dB above nominal input level
with 30 kHz low-pass filter inserted)
1 LINE INPUT to LINE OUTPUT 0.03%
(at 1 kHz, nominal input level with 30 kHz
low-pass filter inserted)
Crosstalk: 60 dB (at 1 kHz, nominal input level
with 1 kHz band pass filter inserted)
Recor
der Section
Record Channel: 4-track single direction
Noise Reduction: dbx* Type II
Overall Frequency Response:
40 Hz to 10 kHz, ±3 dB (wihtout dbx)
Overall Signal-to-Noise Ratio: 85 dB
(at 1 kHz, ref. to 3% THD, “A” weighted,
with dbx)
Total Harmonic Distortion (THD): 2.0%
(at 1 kHz, nominal input level, with dbx)
Channel Separation: 40 dB
(at 1 kHz, nominal input level, with dbx)
Erasure: 65 dB or greater (at 1 kHz, B.P.F. inserted)
Other
s
Power Requirements
USA/CANADA: 120 V AC, 60 Hz
U.K./EUROPE: 230 V AC, 50 Hz
AUSTRALIA: 240 V AC, 50 Hz
Power Consumption: 11 W, via the supplied
PS-P414 AC adaptor.
In these specifications, 0 dBV is referenced to 1 Volt.
Actual voltage levels are also given in parentheses
(0.316 V for –10 dBV rounded off to 0.3 V).
*dbx is a registered trademark of dbx Incorporated.
Ⅲ Changes in specifications and features may be
made without notice or obligation.
367mm
100mm
247mm