Bang & Olufsen SP-15
A lightweight MMC phono cartridge with high-frequency extension and low tracking force, designed for precision playback on Bang & Olufsen turntables.
Overview
The Bang & Olufsen SP-15 is a moving micro cross (MMC) phono cartridge manufactured by Bang & Olufsen. It belongs to a series of high-fidelity cartridges engineered for accurate stereo reproduction. With a tracking force range of just 0.7g to 1.5g, the SP-15 was built to minimize record wear while maintaining strong channel separation of 25 dB or more at 1 kHz. Its design centers around the MMC system, a proprietary technology developed by Bang & Olufsen for improved mechanical-to-electrical signal conversion in vinyl playback.
Specifications
| Frequency response | 20 Hz to 30 kHz ± 2.5 dB; 50 Hz to 20 kHz ± 1.5 dB |
| Stylus tip | 0.2 x 0.7 mil (oval) |
| Tracking force range | 0.7g ~ 1.5g |
| Channel separation | 25 dB or More (1 kHz) |
| Channel balance | Within 1.5 dB |
| Compliance | 30 x 10^-6 cm/dyne (min) |
| Vertical tracking angle | 15° |
| Output voltage | 3mV/5cm/s |
| Load impedance | 47k Ω |
| Cartridge weight | 4g |
Design
The SP-15 uses the MMC (Moving Micro Cross) system, a core Bang & Olufsen technology This design emphasizes mechanical precision and low mass for improved high-frequency response and channel separation.
Market
The SP-15 had an original price of ¥36,000 circa 1973, with a replacement stylus or body costing ¥18,000, indicating its position as a premium serviceable cartridge at the time.
eBay Listings
As an eBay Partner, we earn from qualifying purchases. This helps support our independent vintage technology research.