# Diamond Antenna SX-20C Cross Needle SWR/Power Meter

## Diamond Antenna SX-20C Cross Needle SWR/Power Meter

The Diamond SX-20C is a compact cross-needle SWR and power meter designed for accurate monitoring of forward power, reflected power, and Standing Wave Ratio (SWR) without requiring calibration. Covering HF, 6-meter, and 2-meter amateur radio bands, it provides simultaneous real-time readings in a lightweight, portable design suitable for both mobile and base station installations.

### Key Features

-   Cross-needle analog SWR and power meter
-   Simultaneous forward power, reflected power and SWR display
-   Direct-reading cross-pointer SWR indication without calibration
-   Covers HF, 6 m and 2 m amateur radio bands
-   Frequency coverage: 3.5–30 MHz, 50–54 MHz and 130–150 MHz
-   Selectable 30 W and 300 W power ranges
-   Ideal for QRP, mobile and standard amateur radio operation
-   50 Ohm impedance for seamless station integration
-   Precision analog meter movement for easy readability
-   Measures forward RF output power
-   Measures reflected RF power
-   Quick SWR verification during antenna tuning
-   No external power required
-   Low insertion loss for minimal signal attenuation
-   SO-239 (UHF female) RF connectors
-   Compact footprint for desktop or mobile installations
-   Suitable for transceivers, amplifiers and antenna systems
-   Heavy-duty internal directional coupler design
-   Simple inline installation between radio and antenna
-   Excellent accessory for antenna tuning and station maintenance
-   Lightweight construction for portable operation
-   Reliable Diamond Antenna build quality
-   Designed for continuous amateur radio service
-   Ideal for HF, 6 m and VHF station monitoring
-   Professional-grade RF measurement solution

### Typical Uses

-   HF amateur radio stations
-   6-meter transceiver installations
-   2-meter VHF operation
-   Antenna tuning and matching
-   Mobile radio installations
-   Base station power monitoring
-   Routine station maintenance

### In the Box

-   Diamond Antenna SX-20C Cross Needle SWR/Power Meter
-   User manual

## Details

- **Price:** 16500.0 INR
- **Vendor:** Diamond
- **Type:** SWR Power Meters
- **Tags:** Diamond, rf-measuring-instruments, swr-power-meters

## Variants

| Variant | Price | Available |
|---------|-------|-----------|
| Default Title | 16500.00 INR | In stock |

## Images

- Diamond Antenna SX-20C Cross Needle SWR/Power Meter - RFCharge

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> Source: [RFCharge](https://rfcharge.com/products/diamond-antenna-sx-20c-cross-needle-swr-power-meter)
> Updated: 2026-07-10