Two-Way Radio Communications and Electronics Specialists



 Vertex Standard Portable Two-Way Radio Selector Page Portables
 Vertex Standard Mobile Two-Way Radio Selector Page Mobiles
 Vertex Standard Repeater Selector Page Repeaters
 Vertex Standard System 600 and VX-1210 HF SSB Radios HF SSB
 Vertex Standard Product Line Photo and Links OptionAcc
 Vertex Standard Two-Way Radio Communications Product Line Photo Vertex
 Two-Way Radio Repair Page Repair
 Yeasu/Vertex Standard Antenna Rotators Rotators
 Vertex Standard VX-Trunk System VX-Trunk
 Vertex Standard Specials and New Products SPECIALS
 Vertex Standard Lowest Price Page LowPrice

 Midland Portable Two-Way Radio Selector Page Portables
 Midland Mobile Two-Way Radio Selector Page Mobiles
 Midland Repeater and Base Station Two-Way Radio Selector Page Base/Rptr

 Maxon Legacy Portable Two-Way Radio Selector Page - Topaz Portables
 Maxon Legacy Mobile Two-Way Radio Selector Page - Topaz Mobiles
 Maxon Repeater Selector Page - Topaz Repeaters
 Maxon Base Station Selector Page - Topaz Bases
 Maxon Legacy Midland RF Data Link Selector Page - Topaz Data
 Radio Selection and Applications Help Page for Maxon, Legacy ProLine, TrueTalk and Midland - Topaz3 Radio Help

 Austin Antenna Products and Information Austin
 Comtelco Two-Way Antenna Products Comtelco


 SCA, Inc. Shimwa  Sceptar UHF/VHF Tone Pager  Sceptar UV
 SCA, Inc. Shimwa  ALPS VHFL Low Band Tone Pager  ALPS VHFL
 Pager Repair Page Repair


 Police/Fire/EMS/Public Safety - Scanner Selector Uniden
 Scanner and Monitor Radio Antenna Information Antennas
 Scanner Repair Information Repair
 Scanner Frequency Selector Page - Scanner Frequencies ScanFreqs
 Scanner Frequency Links Page Links


 CB Radio Selector Page Uniden
 Ranger Communications CB & Amateur Radio Selector Page Wilson
 CB Radio Repair Page Repair
 CB Radio Tune Up / Alignment Page / Peak Tune-Up
 CB & Amateur Radio Antenna Selector Page Antennas
 CB Radio Accessories Selector Page Parts/Acc

 Wilson Antenna Selector Page Antennas
 Wilson Antenna Replacement Parts and Accessories Parts/Acc
 Francis CB antennas Selector Page Francis


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 Multec Communications / - How to Order Page Ordering
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 Multec Communications / - Table of Contents Contents
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 Multec Communications / - Misc and Used Page Misc/Used
 Multec Communications / - Terms and Conditions Returns
 Multec Communications / - Terms and Conditions TermsCond


 Connector Application & Identification


Comtelco Portable Rubber Duck, Special Purpose and Telescoping Antennas
Made in U.S.A. Logo

Comtelco's Portable Antenna
Connector Application & Identification Chart

Made in U.S.A. Logo
Coaxial Connectors:  

SF, SFJ, SFU, NC, SM, SMS, SMA Antenna Base Connector Identification

Coaxial Connectors have a center male or female contact
and an outer threaded ground ring.

  • SF - Special SMA Connector Female for Motorola 800 MHz MX360, STX, MTX800, HT 1000, MT2000, MTX8000, MTX9000, Visar, Kenwood TK489
  • SFJ - EF Johnson 8790, Kenwood TK430, TK480, TK481
  • SFU - King Radio 800 MHz, Uniden 800 MHz, SPU 416K, SPU 48K, Newer VHF/UHF
  • NC - N male connector for Test Equipment, Portamobile 800 MHz Scanner
  • SM - SMA Connector Male GE Marc V 800 MHz, STS, Technophone, Vertex Standard
  • SMS - Standard HX580
Kenwood, King Radio, Maxon, Midland, Motorola
Ritron, Tempo, Uniden, Wilson, Vertex Standard:

HT, MX, KR Antenna Base Connector Identification

HT, MX, KR threaded base connectors are similar to a solid threaded bolt or rod.

  • KR - 5/16-32 x 3/8 for King Radio, Ritron/Jobcom, Tempo

  • MD -  M7 X 1.0 for GE, MPA, MPD, MTL, TPX
                   (no image available for MD type)

  • HT - 5/16-32 x 1/2 for Motorola HT200, 210 & 220 MH, MT, MT500, MX600, older Uniden & Ritron
  • MX - 1/4-32 x 7/32 for Motorola MX, HT10, HT50, HT600, MT100, MT1000, P10, P50, P100, P110, P200, Radius, Saber, Saber+, Spirit, Expo, GP300, Kenwood TK230, TK240, TK250, TK330, TK340, TK350, Maxon SP120, SP2000, SP2550, SL70, Midland, Wilson MH200, GE Monogram, Vertex Standard VX-500, VX-510, VX-520
Coaxial Connectors:  
BNC, TNC, TN, BN, TNX, BNX PL Antenna Base Connector Identification
  • TN - TNC male for all equipment requiring TNC, Speaker/Mic, Icom, Standard HX340
  • BN - BNC male for equipment requiring BNC, GE MPI, PLS, PCS, Kenwood TK100, 210, TK300, Motorola HT440, HT90, Older Maxon, EF Johnson 577, 578, Kenwood TK100, 210
  • TNX - Covered TNC for equipment requiring TNC
  • BNX - Covered BNC male for equipment requiring BNC
  • PL - Pace/Pathcom, Most Portamobiles, Equipment requiring PL-259 male connector

Coaxial Connectors have a center male or female contact and an outer threaded screw type
or bayonet ground ring.

Ericsson / General Electric:

MD, PE, MR, GE, PR Antenna Base Connector Identification

  • PE - GE, PE, MVP, PY, Older MPR, MASTR, MPE
  • GE - Low Band GE
  • PR - GE PR Series, EF Johnson  547-594, Fanon/Courier

Aerotron, E.F. Johnson, Federal. RCA, Repco:

RB, RC, RS, RP, HS Antenna Base Connector Identification
  • RB - Repco TEK 10-2, EF Johnson 545
  • RC - RCA TAC-TEC, Standard, Electra/Bearcat
  • RS - Repco TEK 10-8, Federal VPI
  • RP - Repco RPX, EF Johnson 615-618, 516-518, Aerotron, Federal, RCA Low Band
  • HS - Repco Low Band Whip, Headsets


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Comtelco Data Sheets & Specifications

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Copyright 2000-2018  Multec Communications / - All rights reserved. Do not duplicate without the express written consent of Multec Communications.
Shipping & Mail only - Note: returns require a RA# - see RETURNS  before shipping
Address...                      Note: warranty repairs only - see REPAIRS  before shipping

Multec Communications
319 Centre Ave.  #166
Rockland, MA  U.S.A.   02370-2613
781 294-4992 main
781 527-5004 fax (include return email w/fax)

Main 781 294-4992
- calling hours 2-5 EST  Monday-Friday for questions and tech support only...."Out of Area", "Restricted" and "Private Caller" calls may be blocked to avoid phone spam. Note: The main line is often very busy and voice mail is not available. Please place orders online using our secure e-commerce system. Save time...order online!

If you have questions about ordering please see  ordering information page  first. Phone orders slow processing time, increase inaccuracies and are not recommended.

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Note: Not responsible for typographical, photographic or pricing errors.
         All pricing and specifications subject to change without notice.