Akai GX-225D

i. SPECIFICATIONS
An asterisk next to a figure indicates the minimum guaranteed performance.
TRACK SYSTEM
REEL CAPACITY
TAPE SPEED
WOW AND FLUTTER
FREQUENCY RESPONSE
AKAIS.R.T. Tape
Regular Tape
SIGNAL TO NOISE RATIO
' HUM AND NOISE
DISTORTION FACTOR
TONE CONTROLS Treble
Bass
CROSS TALK
ERASE RATIO
BIAS FREQUENCY
BIAS LEAK
HIGH FREQUENCY DEVIATION
Between Channels
Between FWD/REV
REC./P.B. LEVEL |
INPUTS Mic Input
Line Input
. Din Input.
_ OUTPUTS Line Output
Din Output
Speaker Output
HEAD PHONE OUTPUT
REVERSING TIME
FAST FORWARD AND REWIND TIME
MOTORS Main Motor
" Reel Motor
Erase Head
4 track 2 channel stereo/monaural system
Up to 7” reel
7-1/2 ips(19 cm/sec.) +0.7%(*+0.8%)
3-3/4 ips(9.5 cm/sec.) £0.7%(*£0.8%)
1-7/8 ips(4.75 cm/sec.) +0.7%(*4£0.8%)
Less than 0.089%{*0.12%) R.M.S, at 7-1/2 ips
_ Less than 0.12% *0,25%) R.M.S. at 3-3/4 ips
Less than 0,20%(*0.4%) R.M.S, at 1-7/8 ips
30 to 25,000 Hz +3 dB at 7-1/2 ips
30 to 20,000 Hz +3 dB at 3-3/4 ips
30 to 10,000 Hz £3 dB at 1-7/8 ips
30 to 23,060 Hz(*36 to 22,000 Hz} +3 dB at 7-1/2 ips
30 to 19,000 Hz(*38 to 18,000 Hz) +3 dB at 3-3/4 ips
30 to 9,000 Hz(*40 to 9,000 Hz) +3 dB at 1-7/8 ips
Better than 50 dB(S3 dB with N.R. process)
* Better than 48 dB at 7-1/2 ips
* Better than 47 dB at 3-3/4 ips
* Better than 45 dB at 1-7/8 ips
* Better than 44 dB at Reverse Mode
§ mV Tone Control and Main Volume: Min.
(Model GX-221 only)
Less than 1.5%{*3%) at 1,000 Hz “0” VU Recording
12 +2 dB(Max.) and —14 +2 dB(Min.) at 10 kHz
12 +2 dB(Max.) and -10 +2 dB{Min.} at 100 Hz
(Model GX-221 only)
Better than 65 dB(*58 4B) monaural
Better than 50 dB(*43 dB) stereo
Better than 70 dB
100 kHz 2 5%
Less than —20 VU
Within 2 dB, using an 8,006 Hz 3-3/4 ips recorded tape at 7-1/2 ips
Within 3 dB, using an 8,000 Hz 3-3/4 ips recorded tape at 7-1/2 ips
441.5 dB
0.2 m¥{*0.4 mV) Impedance: 10 kQ
50 mV(*60 m¥) Impedance: 150 kQ
2 mV(low) and 50 mV{*60 mV} (high)
1,228V (4+ 1dB)} Impedance: 20kQ
0.4V
30 W total music power at 89 (GX-221 only)
20 W continuous power at 82 {GX-221 only)
30 to 40 mV at 82
2 to 6 sec.
85/65 sec., using a 1,200 ft. tape at 50/60 Hz
3 speed hysteresis synchronous motor
Type: HC-16X = oh
Revolutions: 3,000/1,500/750 r.p.m.(50 Hz)
3,600/1,800/900 r.p.m.(60 Hz)
Two 6-pole eddy current outer rotor motors
Type: 24X0-MR
Revolutions: 930 r.p.m. (50 Hz)
1,120 r.p.m. (60 Hz)
Type: E4-250
Gap: 0.6 mm
Impedance; 1952 + 10% at 100 kHz.
D.C. Resistance: 3.52
ions