Stereo Power Amplifier HMA 7500
Hitachi Ltd.; Tokyo
- Country
- Japan
- Manufacturer / Brand
- Hitachi Ltd.; Tokyo
- Year
- 1978
- Category
- Audio Amplifier or -mixer
- Radiomuseum.org ID
- 248345
-
- alternative name: Hitachi Sales Corp. of America
- Number of Transistors
- Semiconductors present.
- Semiconductors
- Main principle
- Audio-Amplification
- Wave bands
- - without
- Details
- Hi-Fi equipment
- Power type and voltage
- Alternating Current supply (AC) / 120; 220-240 Volt
- Loudspeaker
- - This model requires external speaker(s).
- Power out
- 150 W (undistorted)
- Material
- Metal case
- from Radiomuseum.org
- Model: Stereo Power Amplifier HMA 7500 - Hitachi Ltd.; Tokyo
- Shape
- Book-shelf unit.
- Dimensions (WHD)
- 480 x 165 x 355 mm / 18.9 x 6.5 x 14 inch
- Notes
-
Stereo Power Amplifier HMA 7500.
Dauer RMS-Leistung 75 W + 75 W (8 Ohm, 20 Hz - 20 kHz)
0,02 % Gesamtklirrfaktor
Klirrfaktor (Nennleistung) < 0,02 %
Klirrfaktor (1/2 Nennleistung) < 0,002 %
Klirrfaktor (1 W) < 0,02 %
Leistungsbandbreite (IHF, 1/2 Nennleist.) 5 Hz - 100 kHz (8 Ohm, THD 0,05 %)
Frequenzgang (1 W) DC - 200 kHz / +0/-1 dB (Direktkopplung)
6 Hz - 200 kHz / +0/-1 dB (kapaz. Kopplung)
Eingangsempfindlichkeit 1 V (50 kOhm)
Dämpfungsfaktor (1/2 Nennl.) 60 (20 Hz - 20 kHz), 8 Ohm)
Kanaltrennung 100 dB (1 kHz, 8 Ohm, Eingang kurzgeschl.)
Geräuschspannungsabstand (IHF, A-Netz) 120 dB
Lautsprecherimpedanz 4 - 16 Ohm
Netzspannung 120 V, 220-240 V~ 50/60 Hz
Leistungsaufnahme 350 W oder 400 VA (120 V~)
500 W (220 V - 240 V~)Kombination mit dem Stereo Control Amplifier HCA 7500.
- Net weight (2.2 lb = 1 kg)
- 15.8 kg / 34 lb 12.8 oz (34.802 lb)
- Mentioned in
- -- Original-techn. papers.
- Author
- Model page created by Hans-Joachim Korn † 16.11.15. See "Data change" for further contributors.
- Other Models
-
Here you find 1061 models, 951 with images and 243 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
All listed radios etc. from Hitachi Ltd.; Tokyo