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  • diamond-rh77ca-nowm.jpg
  • Diamond Antenna RH77CA HT / Scanner Antenna
  • Diamond Antenna RH77CA HT / Scanner Antenna
  • diamond-rh77ca-nowm.jpg
  1. Home
  2. Electronics
  3. Scanners & Weather Radio
  4. RH77CA

Diamond Antenna RH77CA High-Gain Dual-Band / Scanner HT Antenna - BNC

Diamond Antenna RH77CA

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  • Changed your mind? No problem! Return unused, unopened, and unmodified products within 30 days for a refund.
  • Some items like batteries, used/refurbished products, and custom modifications are non-refundable.

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  • Enjoy 90 days of coverage against manufacturer defects.
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CB Radio Technicians since 1986

Unlock the full potential of your radio with our in-house radio technican upgrade services. Don't leave any potential for performance on the table, and ensure your new radio equipment has been thoroughly tested and verified to operate at it's maximum potential.

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Speak directly with the radio Technician for any operation quests

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RH77CA - Improve Your Dual Band HT Performance With This BNC Antenna. Works well on scanner radios too.

Product Highlights
  • BNC Connection
  • 15" Length
  • +6dB Gain (Rated against typical stock HT antennas.)
View all features
Connector
BNCSMA (M)SMA (F)
Band
Dualband
Diamond SRH77CA Dualband HT Scanner Antenna
It's okay, we've got an even better suggestion right here!
Diamond SRH77CA High Gain Dual-Band HT Antenna - SMA M
$22.95
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⚠️ Please Note

The built-in SWR function will no longer work with this modification selected.

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  • Description

RH77CA - Improve Your Dual Band HT Performance With This BNC Antenna. Works well on scanner radios too.

The Diamond Antenna RH77CA is a replacement antenna for 2m / 70cm radios with a BNC connection. Also compatible with most scanners. Also known as a "rubber duck" antenna, this is a great choice if you want to improve or replace a broken handheld scanner antenna.

RH77CA Features

  • Dual-band operation for 2m (144–148 MHz) and 70cm (430–450 MHz)
  • High-gain design for improved transmit and receive performance
  • Longer 15" whip for better efficiency and range
  • Flexible construction reduces stress and improves durability
  • Extended receive capability (approx. 120–900 MHz)
  • BNC-Male connector

RH77CA Technical Specifications

Transmit Frequency Range144–148 MHz / 430–450 MHz
Receive Frequency RangeApprox. 120-900MHz
Gain6dB
Length15"
Power Rating10 Watts
ConnectorBNC-Male
Impedance50 Ohms

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