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AKAI 4000DB

 

Stereo Tape recorder

 

 

 

 

FRONT PANEL. Upper level : Capstan storage post, cycle conversion switch ( 50/60 c/s). Middle level:  Mic jacks, meter counter and reset button, tape guide, head cover, track selector switch, capstan, pinch wheel, shut-off lever, record/playback lever, forward/rewind lever, pause lever, start button, power switch. Lower level : headphone jack, dolby switch and  green indicator lamp, vu-meters, left and right recording level controls (outer control: line, inner control: microphone),monitor selector switch (tape / source), S.O.S. (sound-on-sound button), equalizer switch, tape selector switch (low noise/wide range). 

 

 

 

REAR PANEL : Voltage selector and fuse post, cooler fan, left/ right line input jacks, din jack,  left/right  line output jack.

 

 

 

Technical data

( from the original manual)

 

Track system : 4 track 2-channel stereo/mono

Reel capacity : up to 7 reel

Tape speed : 7-1/2 and 3-3/4 ips ( 2%)

Wow & flutter : less than 0.15 % at  7-1/2 ips less than 0.2% at 3-3/4 ips

Frequency response : 30 Hz to 23 kHz ( 3 dB) - 30 Hz to 16 kHz ( 3 dB)

Distortion : Less than 1.0 % (1000 Hz 0 Vu)

Signal to noise ratio : Better than 55 dB with Dolby 60 dB at 5 kHz)

Erase ratio : Better than 70 dB

Cross talk : Better than 65 dB (mono) better than 40 dB (stereo)

Bias frequency : 105 kHz

Heads : 3 (one-micron gap recording head + one-micron gap playback head + erase head)

Motors : 4-pole inductor motor

Forward / Rewind time : 120/150 sec. Using a 1,200 ft. tape at 60/50 Hz

Input jack : microphone (2) 0.4 mV/4.7 kΩ - line (2) 70 mV

Output jack : Line (2) 0.775 V (0 VU) phone (1)  30 mV/8 Ω

Din Jack : 7 mV

Power requirement : 100 V to 240 V.A.C. 50/60 Hz

Power consumption : 35 W

Dimensions : W 406 H 325 D 196 mm (16.0 x 12.8 x 7.7)

Weight : 12.0 Kg ( 26.4 lbs)  

 

 

Are available on request the service and owner's manual.

Sono disponibili a richiesta il manuale di servizio e di istruzioni.

 

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