PASS A2 Class A 100W+100W IRFP244/240/250 amplifier completed board

this is a completed and tested board

 

Note: A single-ended fever horror! Please do not install a radiator or heat sink mounted on a small power test! So as not to burn the tube! Recommended heatsink weight per channel A2 / 8KG, A1.2 / 16KG.

Driver board size: 121MM * 84MM

Power tube plate size: 137MM * 39MM
A2 Supply voltage: DC + -45V (quiescent current per channel 2.5A)
A single-ended power: 100W (8 ohms)



A1.2 Supply voltage: DC + -60V (quiescent current per channel 3.5A)
A single-ended power: 200W (8 ohms)
High-power field pipe IRF244 pairing accuracy of 0.2%
The differential input field pipe IRF9610 pair precision of 0.2%, the midpoint of the output voltage (+ -50MV) within


 

Package contents:

      

NE5532 Tone NE5532 depth negative feedback Treble, alto, bass  -30

Payment information:

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