---
product_id: 663287066
title: "Diamond RH77CA Dual-Band HT Antenna 144 430 MHz High Gain Handheld Amateur Radio Antenna with Improved Range Signal Clarity for Portable Two Way Radios"
brand: "diamond antenna"
price: "34769CFA"
currency: XOF
in_stock: true
reviews_count: 9
category: "Diamond Antenna"
url: https://www.desertcart.sn/products/663287066-diamond-rh77ca-dual-band-ht-antenna-144-430-mhz-high
store_origin: SN
region: Senegal
---

# High gain for extended range Dual-band 144/430 MHz Flexible, durable whip design Diamond RH77CA Dual-Band HT Antenna 144 430 MHz High Gain Handheld Amateur Radio Antenna with Improved Range Signal Clarity for Portable Two Way Radios

**Brand:** diamond antenna
**Price:** 34769CFA
**Availability:** ✅ In Stock

## Summary

> 📡 Elevate your signal game — because your connection deserves the best!

## Quick Answers

- **What is this?** Diamond RH77CA Dual-Band HT Antenna 144 430 MHz High Gain Handheld Amateur Radio Antenna with Improved Range Signal Clarity for Portable Two Way Radios by diamond antenna
- **How much does it cost?** 34769CFA with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.sn](https://www.desertcart.sn/products/663287066-diamond-rh77ca-dual-band-ht-antenna-144-430-mhz-high)

## Best For

- diamond antenna enthusiasts

## Why This Product

- Trusted diamond antenna brand quality
- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Key Features

- • **Built to Endure:** Flexible yet rugged construction resists bending and wear, perfect for daily field use and emergency operations.
- • **Seamless Compatibility:** Designed specifically for handheld dual-band radios, delivering a professional upgrade over stock antennas.
- • **Extended Reach, Anywhere:** Optimized high gain antenna boosts your VHF/UHF signal range, so you never miss a beat in urban or remote settings.
- • **Trusted by Pros Worldwide:** Backed by 60+ years of Diamond Antenna engineering excellence, the RH77CA is the go-to choice for serious operators.
- • **Crystal-Clear Communication:** Precision-tuned for minimal signal loss and interference, ensuring every transmission is sharp and reliable.

## Overview

The Diamond RH77CA is a precision-engineered dual-band handheld antenna optimized for 144 MHz and 430 MHz amateur radio frequencies. Featuring a high gain design and flexible durable construction, it significantly enhances transmit and receive performance for clearer audio and extended range. Trusted by professionals and enthusiasts alike, this antenna is ideal for portable two-way radios requiring reliable, interference-resistant communication in both urban and outdoor environments.

## Description

Product description Over 60 Years of Engineering Excellence Since 1956, Diamond Antenna has set the standard in radio communication with unmatched quality and precision design. Trusted by amateur operators, emergency teams, and professionals worldwide—when reliability counts, operators trust Diamond Antenna. Diamond Antenna RH77CA Precision-Tuned. Field-Tested. Diamond Reliable The Diamond Antenna RH77CA Dual-Band HT Antenna delivers professional-grade clarity and extended communication range for VHF/UHF handheld transceivers. Built with precision engineering, this antenna ensures consistent, strong signals in both urban and field environments. Designed for radio enthusiasts, emergency operators, and professionals who rely on dependable equipment, the RH77CA stands as a benchmark in performance, durability, and reliability. Extended Range – Optimized gain for superior VHF/UHF signal performance, extending your coverage when it matters most. Flexible Whip Design – Durable and Field-Tested High Sensitivity Receive – Hear stations others miss with precision-tuned elements and low-loss design. The Professional’s Choice — Anywhere, Anytime Whether you’re coordinating field operations, scanning local repeaters, or exploring new frequencies, the Diamond Antenna RH77CA ensures every transmission is clear, strong, and dependable. Don’t compromise on communication — upgrade your handheld with the antenna trusted by professionals worldwide. Specifications That Speak Performance

Review: Great option - Allows me to get a lot further from the tower and clear audio, it’s very long so be mindful of that but the value is there 10/10 functions perfectly and as intended
Review: Great product - Performed noticeably better that the stock antenna that was provided with my Uniden Bearcat handheld scanner.

## Features

- Designed for 144/430 MHz amateur radio bands; antenna performance depends on proper radio compatibility and correct installation. Not universal and not compatible with all radios.
- Designed for handheld radio users, this high gain antenna significantly improves transmit and receive efficiency compared to standard stock antennas, providing clearer audio and more dependable connections in urban and outdoor environments
- The RH77CA antenna features a flexible yet durable construction that resists bending and wear during daily use, ensuring consistent performance for field operations, emergency communication, and long listening sessions
- Compatible with a wide range of dual-band handheld transceivers, this antenna is optimized for portability without sacrificing performance, making it a trusted upgrade for ham radio enthusiasts and professionals alike
- Precision tuned for amateur radio frequencies, the Diamond RH77CA antenna reduces signal loss and interference, helping users maintain stable communication even in challenging terrain or signal-dense locations
- The Diamond RH77CA dual-band HT antenna is engineered to deliver enhanced signal performance on both 144 MHz and 430 MHz frequencies, making it ideal for amateur radio operators seeking reliable communication and extended operating range

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B0DJQ13S1W |
| Best Sellers Rank | #14 in Two-Way Radio Antennas |
| Brand | Diamond Antenna |
| Brand Name | Diamond Antenna |
| Cable Type | Coaxial |
| Color | Black |
| Compatible Devices | Handheld and Scanner Antennas |
| Compatible Phone Models | No Compatible Phone Models |
| Connector Gender | Male |
| Connector Type | Bnc, Male |
| Customer Package Type | rigid box |
| Customer Reviews | 4.7 out of 5 stars 110 Reviews |
| Frequency | 144 MHz |
| Indoor Outdoor Usage | Indoor |
| Item Shape | Round |
| Manufacturer | Diamond Antenna |
| Model | RH77CA |
| Model Name | RH77CA |
| Number of Pins | 1 |
| Other Special Features of the Product | Designed for handheld and portable radio applications, Dual-band operation optimized for 144 MHz and 430 MHz amateur radio frequencies, Flexible construction for durability and long service life, High gain design for improved transmit and receive performance, Precision tuning for reduced signal loss and improved clarity |
| Outer Material | Braided Copper or Aluminum |
| Part Number | RH77CA |
| Recommended Uses For Product | Antenna replacement and signal enhancement for handheld transceivers and scanners |
| Special Feature | Designed for handheld and portable radio applications, Dual-band operation optimized for 144 MHz and 430 MHz amateur radio frequencies, Flexible construction for durability and long service life, High gain design for improved transmit and receive performance, Precision tuning for reduced signal loss and improved clarity Special Feature Designed for handheld and portable radio applications, Dual-band operation optimized for 144 MHz and 430 MHz amateur radio frequencies, Flexible construction for durability and long service life, High gain design for improved transmit and receive performance, Precision tuning for reduced signal loss and improved clarity See more |
| Unit Count | 1.0 Count |
| Warranty Description | 1 YEAR |

## Product Details

- **Brand:** Diamond Antenna
- **Cable Type:** Coaxial
- **Compatible Devices:** Handheld and Scanner Antennas
- **Connector Type:** Bnc, Male

## Images

![Diamond RH77CA Dual-Band HT Antenna 144 430 MHz High Gain Handheld Amateur Radio Antenna with Improved Range Signal Clarity for Portable Two Way Radios - Image 1](https://m.media-amazon.com/images/I/41ATvXi7k5L.jpg)

## Customer Reviews

### ⭐⭐⭐⭐⭐ Great option
*by J***Y on March 18, 2026*

Allows me to get a lot further from the tower and clear audio, it’s very long so be mindful of that but the value is there 10/10 functions perfectly and as intended

### ⭐⭐⭐⭐⭐ Great product
*by C***K on April 18, 2026*

Performed noticeably better that the stock antenna that was provided with my Uniden Bearcat handheld scanner.

### ⭐⭐⭐⭐⭐ Good upgrade from a stock antenna
*by B***. on April 14, 2026*

Fits perfectly on my Bearcat 125 scanner. The range and audio quality is much improved from the stock antenna. I’ve used it for train channels and ATC for airports for drone flights. Price is reasonable.

## Frequently Bought Together

- Diamond Antenna Dual-Band HT Antennas RH77CA
- Anteenna TW-BNCJ-SMAJ(3 Packs) Adaptor Connector BNC Female to SMA Female is Suit for HAM (144/430MHz) Handheld Antenna BNC Male
- Anteenna TW-BNCJ-SMAP (3 Packs) Adaptor Connector BNC Female to SMA Male is Suit for Ham (144/430MHz) Handheld Antenna BNC Male

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*Product available on Desertcart Senegal*
*Store origin: SN*
*Last updated: 2026-06-23*