DIATONE DP-73B
¥ 28,000 (released in April 1969)
Commentary
A player system with an auto-return / auto-cut mechanism.
The turntable has a urethane belt around it.
The tone arm uses a static balance type. This arm is equipped with a lateral balancer, inside for scan seller, and sub weight.
The arm has an S-shaped universal arm and the needle pressure can be varied.
The lateral balancer is also used as an SME type needle pressure weight and comes with a lever type inside force canceler.
The arm lifter is operated by a lever that is also used as a power switch and can be switched to 3 stages of power OFF, power ON, and PLAY.
Equipped with an auto / manual changeover switch, manual operation can be performed by releasing the auto mechanism.
Equipped with arm elevation and Oatley turn functions.
Model Rating
| Type | Record player |
| <Turntable portion> | |
| Drive system | Belt drive |
| Motor | 4-pole 12-coil outer rotor motor |
| Turntable | 30 cm steel plate, 2 kg |
| Number of revolutions | 33 1/3, 45 rpm |
| Wow flutter | Not more than 015% |
| Signal-to-noise ratio | 45 dB or more |
| Tone Arm Section | |
| Type | Static balanced type pipe arm |
| Head shell | Made of lightweight aluminum alloy European type plug-in system |
| Accessory function | Plug-in head pipe Lateral balancer Inside for scan seller |
| Cartridge Section | |
| Model Name | DMC-6002 |
| Power generation system | MM Type |
| Output | 5 mv (1 kHz, 50mm/s) |
| Needle pressure | 3g |
| Crosstalk | 25dB(1kHz) |
| Needle to be used | 0.7 mil Diamond Needle (3D-24M) |
| Compliance | 10x10-6cm/dyne |
| Output balance | 1 dB or less |
| Frequency characteristic | 10 Hz to 25 kHz |
| Load resistance | 50k Ω |
| Tone Arm Section | |
| Tone arm | Static balance type |
| Head connector | European Standard |
| Pin connection | European Standard |
| <General> | |
| Pwer | 100 VAC, 50Hz/60Hz |
| Power consumption | 8W |
| Outer Diameter Dimension | Width 540x Height 190x Depth 410 mm |
| Weight | 10kg |