# 3004-20 Narda Directional Coupler Used

**Additional Features:**

-   Frequency Range: 4 -10 GHz
-   Nominal Coupling: 20 dB
-   Minimum Directivity:  4-8 GHz:20, 8-10 GHz:17 dB
-   True Insertion Loss: 0.25 dB
-   Insertion Loss Coupled Pwr Excl.:  0.20 dB
-   VSWR Maximum for Primary Line:  1.20
-   VSWR Maximum for Secondary Line:  1.30
-   Calibration: 4.0, 5.5, 7.0, 8.5, 10.0 GHz
-   Absolute Calibration Accuracy:  (per 10 dB step)  +/- 0.1 dB
-   Maximum Deviation from Nominal:  +/- 1.6\* dB
-   Power Incident:  500 Watts
-   Pwr Reflected: 500 Watts
-   Peak Power:  10 kW
-   High Directivity
-   Ruggedized Construction
-   Low VSWR

The Narda 3004-20 is a Directional Coupler.

## Details

- **Price:** 0.0 USD - 367.5 USD
- **Vendor:** Narda
- **Type:** Dir Coup
- **Tags:** Coupler, Directional, Manufacturers, Narda, Other Equipment, product_manual_group_1, Product_used, Updated Item Review

## Variants

| Variant | Price | Available |
|---------|-------|-----------|
| None | 0.00 USD | In stock |
| NIST Traceable | 262.50 USD | In stock |
| NIST Traceable with Full Data | 315.00 USD | In stock |
| ISO IEC 17025 Accredited | 367.50 USD | In stock |

## Images

- 3004-20 Narda Directional Coupler Used
- 3004-20 Narda Directional Coupler

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> Source: [ValueTronics](https://valuetronics.com/products/3004-20-narda-directional-coupler-used)
> Updated: 2026-05-21