GFA-5705 vs Musical Fidelity M6x 250.7
The M6x 250.7's power @ 8ω is 250W against the GFA-5705's 200W, its signal-to-noise 105 dB against 106 dB, and its power @ 4ω 250W against 300W. Both share damping factor (>300).
AI-generated product photo — not official manufacturer imagery.
AmplifiersMultichannel AmplifiersPower Amplifiers
Estimated price (community-sourced)
$3,799
Around — community and catalog average, updates slowly
About the GFA-5705
The ADCOM GFA-5705 is a high-current 5-channel power amplifier designed to drive a wide range of loudspeakers, including low-impedance models, at sustained high power levels. It features a robust power supply with a large toroidal transformer and 30,000uF filter capacitance per channel (total 150,000uF) for stable performance under demanding loads. The amplifier includes balanced XLR and unbalanced RCA inputs, large double heatsinks, auto on/off with 12V trigger, and covered 24k gold-plated 5-way speaker terminals. Built with heavy-gauge aluminum front panel and steel chassis, it weighs 81 lbs (37kg) and is made in Taiwan. It's suitable for powering stereo music speakers or home theater surround sound systems, providing heart-pounding impact missing from typical TV/stereo speakers.
Specifications
Power Specifications
Amplification power output and characteristics
- Power @ 8Ω
- 200W @ 8Ω
- Power @ 4Ω
- 300W @ 4Ω
- Amplifier Class
- AB
- Damping Factor
- >300
- Minimum Impedance
- 4Ω
- Input Sensitivity
- 1.8V RMS
- Input Impedance
- 22000Ω
Analog Output
Analog signal output specifications
- THD
- 0.008%
- SNR
- 106 dB
Connectivity
Input and output connections
- Bluetooth
- No
- Wi-Fi
- No
- Ethernet
- No
- Analog Inputs
- Balanced XLR, Unbalanced RCA
- Analog Outputs
- 5-way covered 24k gold-plated speaker terminals
Physical Dimensions
Size, weight, and appearance
- Dimensions
- 480 × 275 × 565 mm (W × H × D)
- Weight
- 37 kg (82 lbs)
Key Specifications
Power: 200W
Specifications are community-contributed and may not be accurate or complete. Verify all details with the manufacturer before making purchasing decisions. Terms & Conditions