PCB板用GZC8-Y-2-G陶瓷镀金镀锡大8脚电子管座KT88 6550 6SN7 6V6

PCB板用GZC8-Y-2-G陶瓷镀金镀锡大8脚电子管座KT88 6550 6SN7 6V6