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Serials numbers from B010100 to B010786 use the [[154-0729-00]] CRT. | Serials numbers from B010100 to B010786 use the [[154-0729-00]] CRT. | ||
Starting with serial number B010787, the 154-0804-00 CRT is used. | Starting with serial number B010787, the 154-0804-00 CRT is used. | ||
Triggering is done using a trigger amplifier made of discrete bipolar transistors and | |||
a 74S00 TTL quad NAND gate configured as a flip-flop. | |||
* [http://w140.com/tek_442_operators.pdf Tektronix 442 Operators Manual (PDF)] | * [http://w140.com/tek_442_operators.pdf Tektronix 442 Operators Manual (PDF)] |