Build of OTL tube valve amplifier
FOR SALE 2 FOTON GM70 GRAPHITE PLATE NEW NOS TUBES. 2 x foton gm70 graphite plate tubes. This item is in the category Consumer Electronics\Vintage Electronics\Vintage Audio & Video\Vintage Parts & Accessories\Vintage Tubes & Tube Sockets.
FOR SALE 2 FOTON GM70 GRAPHITE PLATE NEW NOS TUBES. 2 x foton gm70 graphite plate tubes. This item is in the category Consumer Electronics\Vintage Electronics\Vintage Audio & Video\Vintage Parts & Accessories\Vintage Tubes & Tube Sockets.