DS Audio DS003 Specifications:
- DS 003 Optical Cartridge
- Signal output
- Photo-electric Conversion
- Channel separation
- 27dB more(1kHz)
- Weight
- 7.7g
- Output signal level
- 70mV (1kHz cartridge output)
- Canti-lever
- Aluminum
- Body material
- Aluminum(A5052)
- Cantilever holder material
- Stainless
- Needle pressure
- 2.0g~2.2g(2.1g is recommended)
- Stylus
- Line contact
- DS 003 Equalizer for Optical Cartridge
- Output voltage
- 500mV(1kHz Equalizer output)
- Output impedance
- RCA 120Ω
- Pre amp input impedance
- More than 10kΩ
- Input terminal
- RCA terminal
- Output terminal
- RCA terminal×2
- Size
- W33cm×H9.2cm×D29.5cm
- Weight
- 5.0kg
Please find reviews below:

DS Audio DS-003 Optical Phono Cartridge review in “Australian Hi-Fi” Magazine, April 2024.
Complete review at HERE
DS Audio DS003 Optical Phono Cartridge Review by ” SoundStage! Hi-Fi ” Magazine, July 2022
REVIEWER’S CHOICE AWARD
https://www.soundstagehifi.com/index.php/equipment-reviews/1686-ds-audio-ds-003-cartridge-and-phono-preamplifier-system
DS AUDIO DS003 review by “Stereophile” Magazine, 2021
DS AUDIO DS003 review by Ken Kessler for “Hi-Fi News” Magazine, 2021 (Outstanding Product Award)