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Hitachi ACT- M2
   


: 1979


General Specifications

Semiconductors: IC's: 8

Transistors: 18

Diodes: 16

LED's: 20

FET: 1

Power (Mains) Supply: AC220V, 50Hz

Power (Mains) Consumption: 150W

Dimensions: FT-M2: 74(H) x 230(W) x 184 (D) mm

HA-M2: 74(H) x 230(W) x 205 (D) mm

Weight: FT-M2: 1.9 kg

HA-M2: 3.6 kg

Tuner Section <FT-M2>

Circuit System: FM/MW/LW superheterodyne

Tuning Range: FM: 87.5 to 108 MHz

MW: 531 to 1602 kHz

LW: 150 to 350 kHz

Sensitivity: FM: 1.9 μV (S/N 26 dB 400 Hz) 40 kHz DEV

MW: 200 μV/m (S/N 20 dB 400 Hz) 30% MOD

LW: 400 μV/m (S/N 20 dB 400 Hz) 30% MOD

Capture Ratio FM: 2 dB (1mV, 40 kHz DEV)

Selectivity FM: 60 dB (± 300 kHz)

Harmonic Distortion: 0.5% (1mV 1000 Hz MONO/STEREO)

Stereo Separation: 35 dB

S/N (Signal to Noise Ratio): FM mono: 65 dB

FM stereo: 60 dB

MW/LW: 45 dB

Antennas (Aerials): FM: External antenna (aerial) 300Ω/75Ω

MW/LW: Ferrite core antenna (aerial)

External antenna (aerial)

Amplifier Section <HA-M2>

Output power: One channel driven

30W x 2 (4 ohms THD 0.5% 1 kHz)

25W x 2 (8 ohms THD 0.5% 1kHz)

Both channel driven

25W x 2 (4 ohms THD 0.5% 1kHz) RMS/SINUS

22W x 2 (8 ohms THD 0.5% 1kHz) RMS/SINUS

45W x 2 (4 ohms THD 0.5% 1 kHz) Music power

40W x 2 (8 ohms THD 0.5% 1kHz) Music power

Frequency Response: 30 Hz to 20 kHz (THD 0.5% 1.5 dB)

Harmonic Distortion: 0.1%

S/N (Signal to Noise Ratio): 60 dB, 50mW/CH, 80dB, 5W/CH (IHF-A)

Tone Control: Bass: 12 dB (50 Hz)

Treble: 8 dB (10 kHz)

Input sensitivity and Impedance: Tape play: 500mV, 47 khoms

Phono: 2.5mV, 47 kohms

Aux: 500mV, 47 kohms

Microphone: 0.2mV, 1 kohms

Output Impedance: Speaker: 4/8 ohms

Headphone: 8-400 ohms

* Specifications are subject to change for performance improvement without notice.

cassette tape deck D-M2

Semi-conductors: IC's: 6

Transistors: 7

Diodes: 15 LED:13

Track System: 4 track 2 channel

Tape: Cassette tape (C-30, 60, 90)

Tape Speed: 4.75 cm/s

Recording System and Bias Frequency: AC bias, 105 kHz

Erasing System: AC erase

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

Frequency Response: UD-ER (NOR): 30 Hz to 12.5 kHz

(According to DIN 45 500)

FeCr: 30 Hz to 14 kHz

(According to DIN 45 500)

UD-EX (CrO2): 30 Hz to 14 kHz

(According to DIN 45 500)

S/N (Signal to Noise Ratio): Dolby NR ON: 64 dB (A weighted, Reference 3%)

T.H.D. UD-EX Tape

63 dB (According to DIN 45 500)

Dolby NR OFF:56dB(A weighted. Reference 3%)

T.H.D. UD-EX Tape

56 dB (According to DIN 45 500)

Wow and Flutter: 0.18% (According to DIN 45 500)

Input Sensitivity and Impedance: Microphone 0.35mV

(Suitable microphone impedance 300 ohms to 5 kohms)

Line in 60mV 50 kohms

Record/playback (DIN): 0.35mV, 3 kohms

Output level: 0.5V or more (adjustable)

Output Load Impedance: Line out: more than 50 kohms

Record/playback (DIN): more than 50 kohms

Headphone: 8 ohms to 2 kohms (Suitable)

Distortion: Less than 1.8% (1 kHz 0dB)

Crosstalk: 60 dB (at 1 kHz) or more

Power (Mains) Supply: AC 220V, 50 Hz

Power (Mains) Consumption: 9W

Dimensions: 14.6(H) x 23.0(W) x 16.3(D) cm

Weight: 3.5 kg

SPECIFICATIONS

Speakers HS-M2

Type of enclosure: Tightly enclosed type

Internal capacity of enclosure: 5.6 L

Speakers used: Woofer: 12 cm cone type

Tweeter: 5 cm cone type

Playback frequency band: 70 Hz -20,000 Hz (-1,5 dB)

Crossover frequency: 8.500Hz

Impedance: 4Ω

Input: Rated Power: 30W

Music Power: 50W

Output sound pressure level: 86dB (1 W, 1 m)

External dimensions: 146(W) x 290(H) x 160(D) mm

(Not including network projection)

Weight: 2.8 kg

* Specifications are subject to change performance improvement without notice.


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