Thanks for responding and for the valuable feed back. I will replace all the caps as you suggest and ditch that ceramic resister - Someone has replaced the three 8 Mfd with stupidly high caps! So out they will go. …"
"Your AW-15 amp looks totally stock - except for that newer ceramic resistor you mention.
Every Scott AW-15 amp I have had has the added circuitry for the earphone jack, as does yours. But the earphone wiring is omitted from the AW-15 Amp circuit…"
I have a power chassis for allwave 15 that has some mods that look factory (looking at the rivets used).
1/ A "black box" is added that is not on the riders !
2/The 2 watt resistors are subsequently rotated 90 degrees to cater for…"