HiFi Subjectivist ¦ Audio Forum ¦ NVA User Group

Just completed all 4 version of the KIT PCB.

5W SECA sounds amazing caps 2 off 47,000uF

SECA A/B amp caps 2 off 22,000uF 5W class A 15W class A/B gives 18W Build this one Paul I put mine in chassis you sent me THANKS

A/B 15W Amp caps 2 off 10,000uF gives 18W

A/B 30W Amp caps 2 off 10,000uF gives 40W

Tested on Mintrals and Ruark Sabre, all stereo.

When next chassis come will do bridge balance in version at 80W A/B 10W A class.



When you come to set them up A/B bias first at 100mA and SECA at 1A.

Also adjust DC bias to less than 1mV



Have fun

For sale:-

EWA M40 power amp £2000 phone and balance in 40W/8R auto or manual start ECO Power stereo
EWA M40p pre amp with MC/MM Aux balance in and out. £2000

5W Stereo SECA completed kit amp stereo £300
15W stereo A/B desk top amp completed kit £280
30W stereo A/B completed kit amp stereo £300
Mixed state amp 5W SECA sliding to to 30W A/B completed kit amp stereo £350
30W stereo with alps volume completed kit amp stereo £350

P/P UK included