47STANDARD_TUBE_SET JJ-ECC81G NOS-ECC801S-TELE MU-12AX7 NOS-6AQ8-RFT 331STANDARD_TUBE_SET NOS-5814A 82STANDARD_TUBE_SET SO-5751 NOS-12AT7-JRC-RCA 328STANDARD_TUBE_SET JJ-E34LB GROUPING_OCTET_SO-6550WE NOS-5R4GB GROUPING_PAIR_SI-2A3 NOS-5Y3GT-WH 457STANDARD_TUBE_SET SO-5881WXT GROUPING_OCTET_JJ-6550 NOS-5814A-JAN-RAY