155-0080-00
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The Tektronix M125 (P/N 155-0080-00) is a vertical output amplifier hybrid integrated circuit in a stud-mounted can.
It is used as the vertical output stage in 100 MHz-class 76xx scopes and contains three cascoded differential gain stages, two of which use the "ft doubler" circuit invented by Carl Battjes.
The 155-0080-00 consists of the main amplifier IC with 14 transistors, plus two D058 output transistors, all attached to the same ceramic substrate. This hybrid is also known is H125.
Used in
- 7603, R7603, AN/USM-281C (U450)
- 7613, R7613 (U450)
- 7623 (U450, in non-A version only − the 7623A uses a discrete vertical amplifier like the 7633's)
Links
Patents that may apply to 155-0080-00
| Page | Title | Inventors | Filing date | Grant date | Links |
|---|---|---|---|---|---|
| Patent US 3633120A | Amplifier circuit | Carl Battjes | 1970-09-16 | 1972-01-04 | Ft doubler • 155-0061-00 • 203-0126-90 • 155-0064-00 • 155-0078-00 • 155-0080-00 • 155-0175-00 • 155-0178-00 • 155-0181-00 • 155-0187-00 |
