TM504
The Tektronix TM504 is a four-bay mainframe for the TM500 system. The rightmost compartment can supply a high-powered plug-in.
The TM504A is functionally identical, with the addition of a fan in the rear panel, and relocation of the power switch to the centre underside of the front panel. It was exclusively supplied as part of the F7523A1 MOD WQ Test Set, part number TS-4353-U, containing modules SG505 Mod WQ, SG505 Mod WR and AA501A Mod WQ.
Key Specifications
Plug-in Supplies |
Low Power Compartments:
High Power Compartment:
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Power | 100/110/120/200/220/240 V, 48 Hz to 440 Hz, max. 220 W |
Weight | 18.5 lbs (8.4 Kg) |
Size | 9.5" (24.1 cm) H, 12" (30.5 cm) W, 20" (50.8 cm) L |
Option 2
TM504 Option 2 adds internal pin headers for each slot as well as rear 50-pin and BNC connectors, allowing for custom wiring to, from and between plugins.
Links
- F7523A1
- TM 504 Power Supply Lab Checkin and a SURPRISE! @ Zenwizard Studios YouTube
Documents Referencing TM504
Document | Class | Title | Authors | Year | Links |
---|---|---|---|---|---|
Tekscope 1975 V7 N3.pdf | Article | A Potpourri of Modifications and Service Hints | 1975 | 465 • 5L4N • 464 • 466 • 575 • 576 • 577 • TM504 | |
067-1201-99 TM500 Power Module Constr Note.pdf | Application Note | TM500 Power Module Tester and Utility Power Supply | Warren Collier | 1977 | TM500 • TM501 • TM503 • TM504 • TM506 • TM515 |
Internals
The pass transistors on the low-power compartments are MJE2901 (151-0373-00, PNP) / MJE2801 (151-0349-00, NPN) − 60 V, 10 A, hfE 25 - 100. The high-power compartment has MJ2955 (151-0258-00, PNP) / 2N6258 (151-0413-00, NPN), on later serial numbers replaced with 151-0140-00, a selected 2N3055.
Pictures
TM504
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TM504 Front
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TM504 Interior
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TM504 3/4 view
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TM504 Mod UB rear. GPIB connection for use with CG551AP
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TM504 Mod UB rear closeup. GPIB connection for use with CG551AP
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Top Open
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Bottom Open
TM504A
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TM504A Front
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TM504A Rear
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TM504A 3/4 View