RFT MS 25 SD specifications

Category : Pickup

Brand : RFT

RFT HIFI stereo scanning system MS 25 SD

General :

Technical data:

Note: The "needle insert" can be seen on the left of picture 2. This can be changed by the consumer. It was also available to buy individually.

The needle could not be changed by yourself. There was also no spare needle.It was glued into the needle tube. The needle tube was clamped in a rubber bearing in the square needle tube carrier.

Manufacturer: RFT , (VEB Elektroakustik Leipzig)
Model: MS 25 SD
Type: Magnetic System (MM)
Year of manufacture approx.: 1979 (Ziphona PA 225)
Manufactured in: Germany (DDR)
Color: black
Dimensions (WxLxH): 18.0 x 27.5 x 19.5 mm (without needle guard)
Weight: 8.0 g
Factory price: 195,- DDR mark

Transmission range: 20 - 20,000 Hz
Transmission factor: 0.7 mV/ cms high -1
Crosstalk attenuation: 25 dB (1 kHz)
- in the range of 315 Hz- 6.3 kHz: 22 dB
Difference of the transmission dimensions of both channels at 1 kHz: 1.5 dB
Contact force range: 15 - 25 mN
received contact force: 20 mN (2g)
Scanning needle: diamond SD-TGL 27619, spherical 13 - 18 µm
Hole spacing: 12.7 mm ( 1/2 inch )

in the range of 315 Hz- 6.3 kHz: 22 dB

The replacement of the needle is supposedly to be carried out only by the manufacturer, < ul>
But needle can be pulled out (Picture 2)

unsightly workmanship can be seen on the pictures

But needle can be pulled out (Picture 2)

RFT MS 25 SD

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RFT MS 25 SD relate