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Motorola APX8500 Low Profile Antenna with QMA. For All-Band P25 Mobile Radio. VHF, UHF, 700/800. | RBDM-155/455/758-17-Q-B

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RBDM-155/455/758-17-Q-B


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Motorola APX8500 Low Profile Antenna with QMA. For All-Band P25 Mobile Radio. VHF, UHF, 700/800. | RBDM-155/455/758-17-Q-B

More InfoDocumentsSpecifications Reviews

This LOW PROFILE antenna for the Motorola APX8500™ all-band mobile radio is the first of it's kind! A true "low-profile" roof mounted antenna with Tri-band capability to support VHF, UHF and 700/800 MHz P25 radio communication. 

USING THIS ANTENNA FOR FORD EXPLORER PIU? ADD THIS GASKET



More Information

  • True Tri-Band Capability in a Low-Pro Package.
  • Operates at 153-157 VHF, 440-470 UHF & 750-870 MHz P25.
  • Includes 17 feet of low loss cable & QMA Male pre-installed. 
  • NO MORE BROKEN ANTENNAS!

Documents


Specifications

SKU RBDM15545575817QB
Manufacturer Part Number RBDM-155/455/758-17-Q-B
Manufacturer RFMAX
Antenna Category Tri-band (VHF-UHF-700/800 MHz)
Working Frequency VHF:153-157 MHz
Gain VHF: -1 dBi
Working Frequency 2 UHF: 450-470 MHz
Gain 2 UHF: 1.4 dBi
Working Frequency 3 P25: 700/800: 750-870 MHz
Gain 3 P25 700/800: 2.7 dBi
Antenna Style "Brick" Multi-Element Antenna
Bands All-Band Radio
Directional or Omni Omnidirectional
Impedance 50 Ohms
Max Input Power (W) 100 Watts Max Input Power
VSWR: < X: 1 VHF: 3.5:1 at 153-157 MHz. UHF: 2:1 at 450-470 MHz. P25: 2:1 at 750-870 MHz
Height/Length (inches) 3.78 inches tall
Thickness/Diameter (inches) Length: 8 inches. Width at base: 3.5 inches.
Weight (lbs) 1.16 lbs.
Material UV Stable Plastic Antenna & Rubber Gasket
Operating Temp (celsius) -40 to +85 C
Mount Style Direct Mount with 7/8" Stud
Color Black
Connector 1 QMA-Male
IP Rating IP67
OK for Outdoor Use Yes. Made for outdoor use.
Vehicular Yes
Ground Plane Required Yes-Mount on Metal Roof
Product Condition New



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April 10, 2025 by Chad W. (MO, United States)
“I had questions about my antenna purchase. You are not able to speak w/a human. I sent an e-mail to their “tech support”, no response. After doing my own research I placed an order. Since they provide NO support, if my purchase doesn’t meet my needs it will be returned. It’s a shame companies like this don’t care about support. Oh well, we’ll see. Zero chance I’d recommend them… Chad”
Verified Buyer
April 7, 2025 by Brian Z. (MN, United States)
“Tech question was answered promptly.”
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April 4, 2025 by Rafael A. (FL, United States)
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