AC121 Germanium PNP transistor by Siemens. Package: TO-1 can Download Siemens AC121 datasheet: Status: NOS (New Old Stock) Tested components: YES, superb condition.HFE gains marked as : VI , VII mixed ( tested as 117 min to 558 max )RoHS co..
AC153K PNP Germanium transistor by Siemens. Package: NS257 (TO-1 in an aluminium or steel "brick" ) as used in many analogue synthesisers and guitar effects box 's of the period Status: NOS (New Old Stock) Tested Components: YES, All Hfe&nb..
AC176K NPN Germanium transistor from the 70's.as used in many analogue synthesisers and guitar effects box 's of the period.these come already mounted in a big aluminium block (7 x 7 x 18.5mm - NS257 package *) which can be bolted down using an M5 bolt. (see photo)(* note some variations..
AF200 germanium PNP transistor by Siemens - A BLAST FROM THE PAST !Cica : 1965. These are the original Siemens item in the stretched TO-72 tin can with four gold leads. 4.7mm diameter x 9mm high(see picture) not to be confused with the later true TO-092. packaged 25 in a ..