| Prices are in US Dollars All tubes selected, tested and burned-in. Burn-in performed with equivalent SFI Products. From time to time tube sources and prices may change without notice but quality and specifications will always meet SONIC FRONTIERS INTERNATIONAL standards. |
| SKU # | TUBE TYPE (Brand) | TYPE | COUNTRY | US $ RETAIL | PRODUCT USE |
| 56251 | General Electric/Philips | JAN 6189W (mil-12AU7) | U.S.A. | $10.00 - single $25.00 - MP |
SFC-1 |
| 56209 56669 |
General Electric/Philips | JAN 12AT7WC | U.S.A. | $10.00 - single $25.00 - MP |
SFC-1, SFL-1, SFL-1 Signature, SFP-1 |
| 52568 | Mullard | CV4024/M8162 (mil-spec 12AT7) |
U.K. | $20.00 - single | SFL-1 Signature |
| 56292 | JAN Philips | 5687 | U.S.A. | $10.00 - single $25.00 - MP |
POWER 2, POWER 3 |
| 52491 56652 |
Sovtek | 6922/6DJ8 | Russia | $15.00 - single $35.00 - MP |
SFD-1, SFD-1 MKII, SFD-2, SFD-2 MKII, SFS-40, SFS-50, SFS-80, SFM-160, SFM 75 MKII, SFM-75 (kit), SFP-1, SFP-1 Signature, SFL-2, POWER 1, POWER 2, POWER 3 |
| 56296 | Svetlana | 6550C | Russia | $40.00 - single $90.00 - MP $180.00 - MQ |
POWER 1, POWER 2, POWER 3, [SFM-75 (kit), SFM-75 MKII, SFS-50, SFS-80, SFM-160] |
| 58455 | Sovtek | EL34WXT | Russia | $20.00 - single $45.00 - MP $90.00 - MQ |
SFS-40, SFC-1 |
| 52585 | Valvo | ECC88/6DJ8 | Germany | $30.00 - single | SFL-1 Signature HKLE |
| 57554 | JAN Philip | 6U8A | USA | $5.00 - single $12.00 - MP |
Line 3 |
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