EMT OFS/OFD
The EMT OFD cart series was introduced in 1959 and terminated in 2014
| OFS25 | OFD25 | OFS65 | OFD65 | |
|---|---|---|---|---|
| Ordering-no. | 9935225 | 9935325 | 9935265 | 9935365 |
| Repairing-no. | R936225 | R935325 | R935265 | R935365 |
| Stylus tip radius (µm) | 25 micro groove | 25 micro groove | 65 micro groove | 65 micro groove |
| Diamond/saphir | saphir | diamond | saphir | diamond |
| Changeable stylus holder | Yes | No | Yes | No |
| Ordering-no. stylus holder | 9935927 | 9935967 | ||
| Tracking force (mN) | 50 | 50 | 90 | 90 |
| Mono/stereo | mono red | mono red | mono green | mono green |
| Impedance | 37 Ohm at right | 37 Ohm at right | 25 Ohm at right | 25 Ohm at right |
| Output transfer level (mVs/cm) | 1,15 | 1,15 | 0,85 | 0,85 |
| Frequency response (Hz) | 30...15000 | 30...15000 | 30...15000 | 30...15000 |
| FIM | max. 1% | max. 1% | max. 1% | max. 1% |
| Vertical tracking angle | 90° | 90° | 90° | 90° |
| Compliance | 5 µm/mN | 5 µm/mN | 5 µm/mN | 5 µm/mN |
| Eff. stylus tip mass | max. 2 mg | max. 2 mg | max. 2 mg | max. 2 mg |
| Tone arm connection | EMT tone arm | EMT tone arm | EMT tone arm | EMT tone arm |
| Weight (g) | 33 | 33 | 37 | 37 |