# SR620 Stanford Research Frequency Counter Used

**Features:**

-   25 ps single-shot time resolution
-   1.3 GHz frequency range
-   11-digit frequency resolution (1 s)
-   0.001° phase resolution
-   Statistical analysis & Allan variance
-   Graphical output to X-Y scopes
-   Hardcopy to printers and plotters
-   GPIB and RS-232 interfaces
-   Optional ovenized timebase

The Stanford Research Systems SR620 Time Interval Counter performs virtually all of the time and frequency measurements required in a laboratory or ATE environment.  
  
The instrument's single-shot timing resolution and low jitter make it the counter of choice for almost any application.

## Details

- **Price:** 4950.0 USD - 5370.0 USD
- **Vendor:** Stanford Research
- **Type:** Freq Coun
- **Tags:** Frequency Counter, Manufacturers, Other Equipment, product_manual_group_1, Product_used, Stanford Research

## Variants

| Variant | Price | Available |
|---------|-------|-----------|
| None | 4950.00 USD | In stock |
| NIST Traceable | 5160.00 USD | In stock |
| NIST Traceable with Full Data | 5230.00 USD | In stock |
| ISO IEC 17025 Accredited | 5370.00 USD | In stock |

## Images

- SR620 Stanford Research Frequency Counter

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> Source: [ValueTronics](https://valuetronics.com/products/sr620-stanford-research-frequency-counter-used)
> Updated: 2026-05-21