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Comet
Comet Antenna SBB-5NMO 2m/70cm/CB Antenna

Comet Antenna SBB-5NMO 2m/70cm/CB Antenna

Best price now

$64.95at Ham Radio OutletChecked 1 h ago

Compared across 5 stores. Prices are checked against each store and labelled with when.

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Price facts

  • Lowest price today: $64.95 at Ham Radio Outlet (checked Nov 10, 2026).
  • Checked at 5 stores.

Our take on the Comet Antenna SBB-5NMO 2m/70cm/CB Antenna

The Comet SBB-5NMO is a 38-inch dual-band mobile antenna for 2m and 70cm, built on the standard NMO mount. It is a half-wave design on 2m with a 5.5 dBi gain rating and a 200 W power limit. The open coil flexes to survive low branches and drive-throughs, and the black finish blends into a vehicle's roofline. It suits hams who want a simple, tough dual-band whip for daily mobile use, and it is a common step up from shorter 1/4-wave NMO antennas on range and gain.

Best forDaily dual-band mobile operationHams with an existing NMO mountDrivers who park under trees or low garagesRooftop or trunk-lip installs
Pros
  • Half-wave on 2m for good gain without a ground plane fuss
  • Flexible open coil absorbs branch and car-wash hits
  • Standard NMO base fits common mounts
  • Handles up to 200 W
  • Slim black whip is unobtrusive on the roof
Cons
  • 38 inches is tall for low garages and parking structures
  • No mount or coax included; NMO base required
  • Whip can whip around in strong wind at speed
  • Not a tri-band; CB coverage is not part of this model

Comet Antenna SBB-5NMO 2m/70cm/CB Antenna prices at every store

  • Ham Radio OutletNew

    In stock

    $64.95Checked 1 h ago
    Visit Ham Radio Outlet
  • eBayNew

    In stockSold by r.w.antennastore

    $79.95Free shippingChecked 1 h ago
    Visit eBay
  • R.W. AntennastoreNew

    In stock

    $72.95+ $14.85 shippingChecked 1 h ago
    Visit R.W. Antennastore
  • Buy Two Way RadiosNew

    Out of stock

    $69.95+ $9.99 shippingChecked 1 h ago
    Visit Buy Two Way Radios
  • American Radio SupplyNew

    Out of stock

    $69.99+ $12.99 shippingChecked 1 h ago
    Visit American Radio Supply

Store links may earn us a commission.

Comet Antenna SBB-5NMO 2m/70cm/CB Antenna price history

Lowest price we've seen: $64.95 on Nov 10 at Ham Radio Outlet. Tracked across 5 stores since Nov 10.

What reviewers say

Owners of Comet NMO whips generally report solid dual-band performance and durable coils, with the SBB-5NMO seen as a reliable daily mobile antenna. Complaints center on height and wind flex rather than electrical performance.

What people mention
  • RangePraisedOwners report solid 2m and 70cm coverage from the half-wave design.
  • BuildPraisedThe open coil is described as taking branch and car-wash hits without breaking.
  • HeightMixedThe 38-inch whip works well but can clip low garage and drive-through clearance.
  • Wind flexCriticisedSome drivers note the whip bends and sways at highway speed.
  • MountingMixedThe NMO base is standard and easy, but the mount and coax are not included.

From Ham Radio Outlet

  • 144 / 440 MHz dual-band mobile antenna
  • 38 inches tall
  • NMO mount
  • Half wave on 2m
  • Open coil bends to absorb brushes with tree branches
  • Black color fades into the skyline

About the Comet Antenna SBB-5NMO 2m/70cm/CB Antenna

144 / 440 MHz Black Mobile Antenna - 38 Inches Tall - NMO Mount

Specifications

Frequency Band
VHF, UHF
Color
Black
Gain
5.5 dBi gain
Wattage
200 W

Questions and answers

Does the SBB-5NMO include a mount?
No. It is an NMO-mount antenna only, so you need an NMO base, coax and a vehicle mount separately.
What bands does it cover?
It is a dual-band antenna for 144 MHz (2m) and 440 MHz (70cm). It is not a CB antenna despite some listings grouping it that way.
How much power can it handle?
Comet rates it at 200 W, which covers typical mobile transceivers with headroom.
Is 38 inches too tall for a car?
It is fine on a roof or trunk lip for normal driving, but check clearance in low garages and drive-throughs before installing.
How does it compare with a 1/4-wave NMO whip?
The half-wave 2m design gives more gain and does not depend as much on ground plane, at the cost of extra height.
Where is the Comet Antenna SBB-5NMO 2m/70cm/CB Antenna cheapest?
At Ham Radio Outlet, for $64.95, as of our latest check.
Where can I buy the Comet Antenna SBB-5NMO 2m/70cm/CB Antenna?
5 stores we checked sell it, including Ham Radio Outlet, Buy Two Way Radios, American Radio Supply, R.W. Antennastore, eBay.

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