Toshiba HR-D 3
Data[edit]
General
- Manufacturer: Toshiba
- Model: HR-D 3
- Type: Headphones
- Years of manufacture: 1978 - 1980
- Made in: Japan
- Color: ear cups leatherette, headband black
- Dimensions (W/H/D):
- Weight: 235 g
- Original price approx.: 120 DM
Connections
- Stereo - jack plug 6.3 mm with 2.5 m cable
Technical data
Principle: Dynamic system
- Coupling to the ear: leatherette ear pads
- Loudspeaker: 57 mm cone
- Nominal impedance: 8 Ohm
- Static capacitance: 240 pF
- Contact pressure:
- Frequency response: 20 - 20'000 Hz
- Distortion factor: < 0.5
- Sensitivity: 106 dB
- Sound pressure level: 700 mV
- Channel separation: 40 dB
- Plug: jack plug 6.3 mm
- Cable length: 2.5 m cable
Special Features
- Soft handle with ratchet steps
Remarks[edit]
- Other models in the same series:
- Toshiba HR-D 2
- Toshiba HR-D 3
- Toshiba HR-X 1
Pictures[edit]
- Extract from brochure: Toshiba HR-X 1, HR-D 3, HR-D 2
