ORTOFON DJ OMPRO-S-A
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Information
Information
Manufacturer Information
Ortofon
https://www.ortofon.com
support@ortofon.dk
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SOGETRONIC
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A versatile cartridge designed for learning and progressing
The Pro S fits the spirit of "plug and play" DJ cartridges: a reliable solution, easy to adjust, and sufficiently performant to support your first mixes as well as regular gigs. Its goal is clear: to offer stable playback, good signal presence, and pleasant listening without complicating setup. It is a relevant choice for building a coherent DJ vinyl setup, whether at home, in the studio, or in mobile contexts.
For which DJs and uses?
This vinyl cartridge is primarily aimed at beginner DJs and users seeking a versatile solution for vinyl mixing. Thanks to its spherical diamond and suitable tracking ability, it is comfortable for common practices: cueing, transitions, back-cueing, beatmatching training, and extended sets. Its design emphasizes robustness and reliability under intensive use, making it also a good option for bars, small parties, associations, or DJ schools needing durable equipment.
Features and innovations
The Pro S relies on an efficient architecture: high output voltage for good headroom, channel separation adapted for a clear stereo image, and a highly visible stylus tip to facilitate placement on the record in low-light conditions. Its tracking force range and tracking characteristics aim for stable playback, useful to limit skipping during DJ manipulations. The half-inch mounting ensures broad compatibility with many headshells and tonearms equipped on DJ vinyl turntables.
For maintenance and longevity, stylus replacement is planned: compatible replacement stylus: Stylus PRO S A. This approach allows extending the cartridge's use without replacing the entire unit, a practical advantage for frequently used setups.
Technical specifications
| Frequency response | 20 Hz - 18 kHz |
| DJing type | Monitoring, Mix |
| Category | cell |
| Type | cell |
| Destination | DJ |
| Diamond tip | spherical |
| Color | Black |
| Quantity | 1 |
| Output voltage at 1000 Hz, 5 cm/sec. | 5 mV |
| Channel balance at 1 kHz | 2 dB |
| Channel separation at 1 kHz | 20 dB |
| Channel separation at 15 kHz | 15 dB |
| Frequency range at -3 dB | 20-20,000 Hz |
| High fidelity timbre reproduction | 20-20,000 Hz |
| Tracking ability at 315 Hz at recommended tracking force | 70 µm |
| Dynamic compliance | 7 µm/mN |
| Stylus type | Spherical |
| Stylus tip radius | R 26 µm |
| Diamond type | Spherical |
| Tracking force range | 3.0-5.0 g (30-50 mN) |
| Recommended tracking force | 4.0 g (40 mN) |
| Tracking angle | 20 degrees |
| Resistance | 750 Ohm |
| Inductance | 450 mH |
| Impedance | 47 kOhm |
| Capacitance | 200-600 pF |
| Weight | 5 g |
| Compatible replacement stylus | Stylus PRO S A |
Questions frequently asked
Is the ORTOFON DJ OMPRO-s cartridge suitable for mixing and back-cueing?
Its spherical diamond and tracking ability of 70 µm at 315 Hz are designed for mixing, pitch adjustment, and back-cueing. The recommended tracking force is 4.0 g, adjustable within a range of 3.0 to 5.0 g.
What mounting is required to install this cartridge on a DJ turntable?
The half-inch mount allows installation on many cartridge holders and DJ turntable tonearms.
Which replacement stylus should be chosen for the Pro S?
The compatible stylus is the Stylus PRO S A. Replacing it allows the cartridge body to be retained when the tip is worn.
What output level does this DJ cartridge provide?
The output voltage reaches 5 mV at 1,000 Hz and 5 cm/s. Channel separation is specified at 20 dB at 1 kHz, ensuring clear stereo reproduction.
What is the frequency response of this cartridge?
The frequency response ranges from 20 Hz to 18 kHz, with a ±2 dB tolerance. The measured range at -3 dB extends from 20 Hz to 20 kHz. The specified load impedance is 47 kΩ, with a recommended capacitance of 200 to 600 pF.
