Estimated price (community-sourced)
Around — community and catalog average, updates slowly
About the 5721
The Philips 5721 preamplifier, part of the Philips High Fidelity Laboratories (HFL) series, was manufactured in Greenville, Tennessee, USA, around 1978. It is a rare and impressive unit designed as a full-function preamplifier with advanced engineering for its time. The 5721 model is the black version of the AH572 preamplifier, known for its warm sound and quality phono section. It features touch controls and two phono inputs, making it suitable for audiophiles seeking vintage high-end audio performance. Despite its quality, the HFL series did not achieve expected commercial success, partly due to limited marketing and product range. The 5721 is valued by collectors and audiophiles for its sound quality and rarity.
Specifications
Analog Output
Analog signal output specifications
- THD
- 0.010%
- SNR
- 90 dB
- Output Voltage
- 2.0V RMS
- Max Output Voltage
- 12.0V RMS
Phono Preamplifier
Phono stage specifications
- MM Gain
- 40 dB
- Adjustable Loading
- No
- Adjustable Capacitance
- No
Physical Dimensions
Size, weight, and appearance
- Weight
- 11.34 kg (25 lbs)
Specifications are community-contributed and may not be accurate or complete. Verify all details with the manufacturer before making purchasing decisions. Terms & Conditions