OTARI MX5050 Mark I 8-channel 1/2" tape recorder/reproducer

MX5050 Mark I Transport With NAB Reels

MX5050 Mark I Electronics


Separately packaged transport and electronics, DC capstan servo
with pitch control, plug-in electronics, complete accessibility
to electronics adjustments, and interface jack for adding dbx
or Dolby noise-reduction system.
Manufactured Otari Electric Co, Japan
Tape Speed 19 & 38 cm/s (+-7%) (7,5 & 15 ips)
Motors  DC Servo x 3
Heads  3 eight-track in line stacks for erase, record
  and reproduce
Meters  VU x 8
Reel Size 10,5" (26,5cm) NAB
Tape  1/2", 0,075" track width
  AGFA PEM 468/CCIR (BASF SM468)
Bias  Adjustable
Punc-In/Out Noise free
Freq. Response 35-25000Hz +-3dB (38 cm/s at 0 VU)
  40-20000Hz +-3dB (19 cm/s at -10dB)
Wow & Flutter 0.06% (38 cm/s)
  0.08% (19 cm/s)
Fast Wind Time 70s / 540m
Inputs  Line 100mV/50k unbalanced XLR
  Line 100mV/600 ohms balanced XLR
  Mic 0,25mV/50k-150 ohms
Outputs  +4dBm-10dBm 600 ohms balanced XLR
Dimensions W x H x D 54 x 43 x 25cm (Electronics)
            46 x 43 x 24cm (Transport)
Working pos. Horizontal and vertical
Price 1980:
USD4895 FIM27000

Notes:
  Do not clean the Pinc Roller with alcohol.

Remote pinouts for the MX5050B:
1 rewind
2 fast forward
3 play
4 stop
5 -
6 record
7 edit break
8 -
9 -
10 record LED
11 GND
12 -

The Agfa 468 and BASF 468 are the same formula.

The correct bias level for most Otari machines is:
30 IPS  1.25 dB Overbias @ 10KHz
15 IPS  3.5 dB
7.5 IPS 4.5 dB
If you have an Otari MX-5050 then the numbers are:
30 IPS  1.0 dB
15 IPS  3.0 dB
7.5 IPS 4.0 dB

This information is located on web site at www.jrpro.com.
 

Updated
December 28, 2008