TM502A

The Tektronix TM502 is a dual-bay mainframe for the TM500 system.

Manuals – Specifications – Links – Pictures

Key Specifications

Line Voltage	100 V, 120 V, 220 V, 240 V ±10%
Line Frequency	48 Hz to 440 Hz
Max Power	90 W
Weight	4.0 kg (8.75 lbs)
Size	14.0 cm × 14.5 cm × 40.7 cm (H×W×L) (5.5" × 5.7" × 16.6")
Plugin Supply	+33.5 V / −33.5 V, 350 mA max ea. +11.5 V, 1.3 A max, shared with 17.5 VAC winding. 17.5 VAC with grounded center tap, 30 VA max 2 × 25 VAC, 2 x 0.5 A / 25 VA (combined) max; floating ≤350 V (peak) 35 W DC or 75 VA Maximum plug-in power draw from mainframe. <75 VA + 2.1 W DC Combined power draw sharing limitation.

Links

• Repair and Test a Tektronix TM502A Mainframe by NFM @ YouTube

Info

The mains input jack can be easily broken if the unit is dropped on its end with the power cable plugged in. A compatible replacement is Schaffner part number 4303.1093, and the matching Voltage Selector Fuse Drawer is Schaffner part number 4303.2014.01

Pictures

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  TM502A

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  TM502A

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  TM502A

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  TM502A

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  TM502A

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  TM502A

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  TM502A

Options

• Option 11 - Delete handle/tilt stand.
• Option 13 - Add storage plugin.
• Option A1 - Changes the power to Universal European (220 V, 16 A, 50 Hz).
• Option A2 - Changes the power to United Kingdom (240 V, 13 A, 50 Hz).
• Option A3 - Changes the power to Australian (240 V, 10 A, 50 Hz).
• Option A4 - Changes the power to North American (240 V, 15 A, 60 Hz).
• Option A5 - Changes the power to Switzerland (220 V, 10 A, 50 Hz).

Standard Accessories

• 070-6502-00 - Instruction manual
• 407-3658-00 - Plug-in retainer clip
• Handle/Tilt Stand
• 161-0066-00 - Power cord (U.S.)