# 604 Keithley Meter Used

**Additional Features:**

-   Zero Stability
-   Operates Over a Bandwidth From DC to 50 kHz or Greater
-   Input Resistance Greater Than 1014 Ohms Shunted by Less Than 5 Picofarads
-   All Outputs Are Short-Circuit Proof

The Keithley 604 Differential Electrometer Amplifier is a completely solid-state instrument that can be used by itself single-endedly or differentially either as an amplifier or a millivoltmeter. The Amplifier has selectable gains of 10 to 104 in 1x and 3.33x steps corresponding to the VOLTS Switch settings of 1 to .001.

## Details

- **Price:** 0.0 USD
- **Vendor:** Keithley
- **Type:** Met Oth
- **Tags:** Keithley, Manufacturers, Meters & DAQ, Other, product_manual_group_1, Product_used

## Variants

| Variant | Price | Available |
|---------|-------|-----------|
| Default Title | 0.00 USD | In stock |

## Images

- 604 Keithley Meter Used

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> Source: [ValueTronics](https://valuetronics.com/products/604-keithley-meter-used)
> Updated: 2026-05-21