frequency meter

• KEEDOX® GY560 Mini Frequency Counter-handheld Frequency Signal Tester for Two Way Radio Transceiver GSM 50 MHz-2.4 GHz

  

  Go to see$17.90

• Trifield 100XE EMF Meter

  

  Go to see$112.43

• Pyle PSPL25 Digital Handheld Sound Level Meter with A and C Frequency Weighting for Musicians and Sound Audio Professionals

  

  Go to see$41.50

• P3 P4400 P3 P4400 Kill A Watt Electricity Usage Monitor

  

  Go to see$16.99

• Radio Frequency Meter (Acoustimeter)

  

  Go to see$469.95

• Signstek 50MHz - 2.4GHz 50ohm Professional Portable Handheld Wave Signal Frequency Counter Tester Meter for Two Way Radio

  

  Go to see$49.90