Pioneer PU-22
¥ 18,500 (around the late 1960 s?)
Commentary
A record player unit with semi-automatic mechanism using a 30 cm turntable.
There was no sales of finished products with a case, only for unit parts.
Model Rating
Type | Player unit |
Auto mechanism | Linked to oil dump arm elevation Motor power supply auto switch Idler auto controller Tone arm lifting mechanism |
Motor | 4-pole synchronous type |
Turntable | 30 cm Diameter Aluminum Die Cast (Weight 1 kg) |
Uneven rotation | Not more than 0.15% |
Signal-to-noise ratio | 40 dB or more |
Cartridge | MM Type (PL-C6) |
Needle | 0.7 mil diamond needle |
Frequency characteristic | 20 Hz to 21 kHz ± 2 dB |
Channel isolation | 20 dB or More (1 kHz) |
Output voltage | 5 mv (1 kHz, 50mm/s) |
Output balance | 2 dB or Less (1 kHz, 50mm/s) |
DC resistance | 500 Ω |
Needle tip compliance | 6x10-6cm/dyne |
Tracking error | ± 1.5 ° |
Proper needle pressure | 3.5g |
Tone arm | Light metal static balanced tone arm |
Exchange needle | Diamond Needle PL-N6 (¥ 1,800) |
Pwer | 100 VAC, 50Hz/60Hz Switching Type |
External dimensions | Width 380x Height 150x Depth 310 mm |