# AM503B Tektronix Current Probe Amplifier Used

**Additional Features:**

-   The 503B Current Probe Amplifier replaces the AM503A
-   All functions are microprocessor controlled, providing a significant improvement in ease of use and functionality
-   Uses bright, easy-to-read LEDs to display current/division settings which are controlled with up/down push buttons
-   A single push button provides both Degauss and auto-balance functions

## Details

- **Price:** 0.0 USD - 490.0 USD
- **Vendor:** Tektronix
- **Type:** Prob Amp
- **Tags:** Amplifier, Manufacturers, Other Equipment, Probe, product_manual_group_1, Product_used, Tektronix

## Variants

| Variant | Price | Available |
|---------|-------|-----------|
| None | 0.00 USD | In stock |
| NIST Traceable | 210.00 USD | In stock |
| NIST Traceable with Full Data | 280.00 USD | In stock |
| ISO IEC 17025 Accredited | 490.00 USD | In stock |

## Images

- AM503B Tektronix Current Probe Amplifier

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> Source: [ValueTronics](https://valuetronics.com/products/am503b-tektronix-current-probe-amplifier-used)
> Updated: 2026-05-21