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Comet B-10 12 Inch Antenna for 2m/70cm | NMO Connector

Comet Antenna B-10NMO

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At Walcott Radio, we want you to shop with confidence! That's why we offer a straightforward warranty and a stress-free return policy to ensure you're satisfied with your purchase.

Easy Returns - No Worries!

  • 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.

Reliable Warranty - We've Got You Covered

  • Enjoy 90 days of coverage against manufacturer defects.
  • If something isn't right, we'll help troubleshoot, and if needed, we will arrange for inspection, repair, or replacement

Customer-Focused Support

  • Need Help? Our experts are just a phone call or email away!
  • We work hard to make sure every product performs at its best - because we care about your experience.

For full details, check out our Warranty & Return Policy

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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.

Improved Range & Clarity

Expert Calibration for Peak Performance

Optimized for Ehanced Usability

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$49.95
Product Highlights
  • 12 Inches Tall
  • 2 meter - 1/4 wave | 70cm - 1/2 wave
  • NMO Connection
View all features
Comet B-10 Dual-band Antenna
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Comet B-10 12 Inch Antenna for 2m/70cm | UHF Connector
$49.95

⚠️ Please Note

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

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  • Description

The Comet B-10NMO antenna is built for operators who want dependable performance in a compact, easy-to-manage design. Its shorter profile makes it a great fit for vehicles where clearance matters, while still delivering solid results across both VHF and UHF bands. Whether you're commuting, working, or heading out on the trail, it provides a practical balance between size and capability.


Designed for everyday mobile use, the B-10NMO holds up well in changing conditions while maintaining consistent transmit and receive performance. It’s a strong option for users who want something more capable than a basic stubby antenna without stepping up to a full-length whip. The result is a clean, functional setup that works well in real-world driving situations.

B-10NMO Features

  • Compact Dual Band DesignCovers both VHF and UHF frequencies in a space-saving form factor.
  • Great for Low-Clearance InstallationsShorter height makes it ideal for garages, parking structures, and work vehicles.
  • Durable Mobile ConstructionBuilt to handle vibration, weather, and daily use.
  • Balanced PerformanceOffers reliable transmit and receive capability without the bulk of larger antennas.
  • Additional Features
  • Easy Compatibility
  • Works with standard mobile mounts for quick installation.

B-10NMO Technical Specifications

BandDual-band - 2m/70cm
Connection TypeNMO
Height12"
Max Power50 watts
SWR1.5:1 or less

Comet Antenna B-10NMO Reviews

Contact Us

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  • Walcott Radio
  • 2940 N Plainview Rd Walcott
  • Walcott, IA 52773
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  • 1-844-925-2688
  • M-F 10am to 5pm CST
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  • Sat 9am-5pm
  • Sun Closed
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