# FSL-B4 Rohde & Schwarz NEW

**Features:**

-   OXCO frequency reference option
-   This is included standard in the FSL18
-   For FSL and ZVL series

The Rohde and Schwarz FSL0B4 is the OCXO frequency reference option.

**Please note:** this is included standard in the FSL18.

## Details

- **Price:** 1660.0 USD
- **Vendor:** Rohde & Schwarz
- **Type:** Software
- **Tags:** Accessories, Buy New Equipment AVADA, Manufacturers, New, Optional, Other, Other Equipment, Product new, product_manual_group_3, Product_new, Rohde, Rohde & Schwarz, Software, spec ana, Spectrum, spectrum analyzers

## Variants

| Variant | Price | Available |
|---------|-------|-----------|
| Default Title | 1660.00 USD | In stock |

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> Source: [ValueTronics](https://valuetronics.com/products/fsl-b4-new-rohdes-unassigned-new)
> Updated: 2026-05-21