Hitachi D-E99 cassette deck

The Hitachi model D-E99 is a three -head stereo cassette deck with microprocessor-controlled adjustment for record bias, equalization, and tape sensitivity. It incorporates both Dolby B and Dolby C noise-reduction systems. And uses a solenoid-operated twin-capstan drive system with motor for the capstan and second for the reel hubs.

Also features:

Automatic Tape Response System (ATRS); Titanium-Surfaced Rec and Play Combination 3-Head System; Metal Tape Compatibility; Dual Fluorescent Peak Level Meter; Electronic Digital Counter, and Timer Rec/Play Capability

Specifications

Motor:  FG servo motor and DC motor

Heads:

1,4 mm gap Metal Rec/Pb ferrite head

Ferrite guard Metal erase Permalloy head

Semiconductors:

58 Transistors ; 58 Diodes; 2 FETs; 14 LEDs; 11 ICs; 5 Modules

Track System:  4 track, 2 channel stereo

Tape:  cassette Tape C-30. C-60, C-90

Tape Speed:  4,75 cm/s

Recording System and Bias Frequncy:  AC bias, 105 Hz

Erasing System:  AC erase

Erase Ratio:  65 dB or more (at 1 kHz)

Frequency Response:

Normal :  20 Hz - 19 kHz (30 Hz - 17 kHz ±3 dB)

Cro2 :  20 Hz - 21 kHz (30 Hz - 18 kHz ±3 dB)

Metal :  20 Hz - 21 kHz (30 Hz - 19 kHz ±3 dB)

FeCr :  20 Hz - 19 kHz  (30 Hz -17 kHz ±3 dB)

Signal-to-Noise Ratio

Dolby NR Off :  61 dB (weighted A, reference 3% THD.  Metal tape)

Dolby B NR On :  69 dB (weighted A, reference 3% THD. Metal Tape)

Dolby C NR On :  75 dB (weighted A, reference 3% THD. Metal Tape)

Wow and Flutter:  0,032% WRMS (0,10% DIN)

Input Sensitivity/ Impedance:

Microphone :  0,4 mV/  300 Ω - 5 kΩ

Line In :  100 mV/ 50 k Ω or more

Output Level:  500 mV

Output Load Impedance:

Line Out :  50 k Ω or more

Headphones :  8 Ω - 2 k Ω

Distortion:  0,8 % (1 kHz , 160 nwb/m)

Crosstalk:  60 dB or more (at 1 kHz)

Channel Separation:  30 dB or more (at 1 kHz)

Power Supply:  AC 120V, 100-110 V, 115-127 V, 220-220 V, 230-240 V, 50/60 Hz

Power Consumption:  29 W

Dimensions (W x H x D):  435 x 110 x 282 mm

Weight:  6,3 kg