3 General Electric GE Mullard 6HG8 / ECF86 Vacuum Tubes Valves NOS NIB Lot Of Three 5U8 Nonal T23 The 7025 has somewhat-different gain

The 7025 has somewhat-different gain characteristics than the standard 12AX7

These tubes have excellent frequency response

Tube One drew 26

These tubes have steel plates

51/51 and 51/52 respectively

3 General Electric GE Mullard 6HG8 / ECF86 Vacuum Tubes Valves NOS NIB Lot Of Three 5U8 Nonal T23 The 7025 has somewhat-different gainThese three new old stock, new in box GE LABELED 6HG8 ECF86 tubes tested to spec on our Paul Hart calibrated TV7 U. The two on the left were made by Mullard. BECAUSE OF THE BIZARRE, INTRUSIVE AND DRACONIAN GERMAN PACKAGING REGULATIONS AND THE SEVERE FINES AND PRIVACY INTRUSIONS ASSOCIATED WITH THEM WE NO LONGER SHIP TO GERMAN ADDRESSES. WE WILL HAPPILY SEND YOUR PACKAGE TO A NEIGHBORING COUNTRY OR MAKE SUITABLE ARRANGEMENTS. IN 2021 WE PURCHASED