High Quality Audio Equipment

Sugden Sapphire FBA 800 Power Amplifier

  • £7711.00
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  • Product Code: SASFBA800

 Sugden Sapphire FBA 800 Power Amplifier 

The FBA 800 is a, Floating Bridge Power Amplifier operating in Pure Class A output mode... Power output is set at 40 watts / channel, the unit’s torroidal transformer is rated at 350. The Amplifier has the input facilities of: Balanced Input or Phono/ asymmetric input, (both stereo pairs) Output is through a Stereo pair of Speaker Binding Posts

Selected optional facilities are: Input sensitivity: this can be reduced in one step by -6dB. This allows the user to adjust the balance/ matching of the Audio, chain, i.e. PreAmp – Power Amp,- Loudspeakers. The sensitivity is selected by Push Button, located on the front Panel.

The power supply is a low impedance design with a single custom made bi-filar wound transformer, with four separate windings, The main smoothing capacitors for the output stage are specially developed for professional audio applications with excellent ripple characteristics and long life. The Four power transistors per channel in the output stages are multi emitter devices with an output capability of 26 amps per device, .giving a tone burst potential of .......watts.

In the balanced mode the FBA800 operates in the full balanced mode from the input of the unit to the output. This is accomplished by using the two amplifiers per channel in the balanced mode

For people who want to experience all the emotions of music this Amplifier is set completely in Class A. No compromise has been taken with the build quality of its electronic circuitry, electronic components, or case work. It includes gold plated circuit boards, and high quality internal silver wiring all designed to give long life and the ultimate musical performance.

It is always exciting when a new project reaches the performance stage and the FBA 800 amplifier through its development has continued to astound and excite through thousands of hours of tuning and development. The finished product is a precious link to simply more music.

This product is available to order only and delivery is approximately 4 weeks. Payment can be made in full at time of order by selecting Add to Basket and Buy alternatively contact us and we can take a deposit with the balance due 7 days before despatch.


SAPPHIRE FBA 800 Class A Stereo Power Amplifier


Inputs: Stereo line level, stereo balanced

Outputs: Stereo pair multi way locking binding posts

Front panel gain selector: 6dB input attenuation

Front Panel input selector: RCA or XLR


Input sensitivity:  735mV for full output

Power output:  40 Watts into 8 ohms both channels working

Frequency response: 0dB 20Hz - 80kHz

Bandwidth: 3dB points 6Hz - 113kHz

Signal to noise: >96dB

Distortion at 1 Watt,1 kH: <0.05%

Net weight:    25kgs 

Dimensions: 206 x 430 x 460mm (hwd)

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