AM502
The Tektronix AM502 is a differential amplifier plug-in for the TM500 system.
The differential amplifier design is a variant of the 1A7A circuit, also used with modifications in the 3A9, 7A22, 5A22N, and 5030/5031 (26A2 too?).
Key Specifications
Bandwidth | 1 MHz, LF limit switchable DC, 0.1 Hz to 10 kHz in ×10 steps, HF limit switchable 100 Hz to 1 MHz in ×3/×10 steps, AC coupled > 2 Hz |
---|---|
Gain | ×1 to ×1000 (÷ 100 mode) / ×100 to ×100,000 in 1–2–5 sequence, variable to min. ×2.5 calibrated setting |
Input impedance | 1 MΩ // 47 pF (either input) |
Input voltage | 15 V DC+peak AC up to 5 MHz, 350 V DC+peak AC up to 5 MHz in ÷ 100 mode |
Common mode | ±5 V, ±50 V in ÷ 100 mode |
DC offset | ±1 V |
Noise | typ. 6 nV/√Hz above 1 kHz (Norm mode) |
Output voltage | ±5 V into ≥250 Ω |
Links
- Tek AM502 @ amplifier.cd
- Zenwizard Studios - Tektronix AM 502 Differential Amplifier Repair and Calibration
Documents Referencing AM502
Pictures
Components
Some Parts Used in the AM502
Part | Part Number(s) | Class | Description | Used in |
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151-0261-00 | 151-0261-00 | Discrete component | dual PNP transistor | AM501 • AM502 • CG5001 • CG551AP • FG501 • FG502 • FG503 • OF150 • OF151 • OF152 • OF235 • OS261 • RM502A • R1140 • R5030 • R5031 • R7912 • 067-0679-00 • 067-0807-00 • 1101 • 1140A • 1141 • 1142 • 1350 • 145 • 1450 • 1480 • 1481 • 1482 • 1485 • 1501 • 1801 • 1900 • 1910 • 1980 • 213 • 26A1 • 26A2 • 2620 • 285 • 3A9 • 3A10 • 3S1 • 3S2 • 3S5 • 3S6 • 432 • 434 • 4501 • 454 • 4601 • 4602 • 4610 • 4612 • 4620 • 4632 • 4634 • 4701 • 475 • 492 • 492A • 492AP • 494 • 494P • 496 • 496P • 5A13N • 5A20N • 5A21N • 5A22N • 5A26 • 5L4N • 502A • 5030 • 5031 • 576 • 690SR • 7A22 • 7A29 • 7B51 • 7B71 • 7J20 • 7L5 • 7S11 • 7S12 • 7912AD |
151-1027-00 | 151-1027-00 | Discrete component | dual N-channel JFET | 5031 • 3A9 • AM502 |