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New MFJ-888 Frequency Counter, 10Hz-3GHz

Moleculo

Ham Radio Nerd
Apr 14, 2002
9,194
1,674
283
MFJ has released a new, inexpensive pocket frequency counter that looks like it could be very useful for basic troubleshooting. Here is a pic from MFJ's website:

MFJ-888.jpg


Priced at $199.95, here are the features:


  • 50 ohm input for range I MHz to 3 GHz coverage.
  • 1 Meg ohm input for range 10 Hz to 50 MHz.
  • High Speed 300 MHz direct count with 0.1 Hz per second resolution.
  • 10 digit LCD display.
  • Ultra sensitive synchronous detector 16 section bar graph of RF signal strength.
  • Hi-Z low range.
  • Measures frequency and period.
  • LED Backlight.
  • Beeper.
  • Low power consumption 6-hour NiCd battery operation.
  • Low battery indicator.
  • Automatic held.
  • Held switch locks display.
  • 4 selectable gate speeds.
  • Supplied with telescoping whip antenna and AC wall adapter.


The sensitivity specifications are as follows:

Sensitivity
<10 mV a 10 Hz- 10 MHz
<20 mV @ 10 MHz- 50 MHz
<0.8 mV @ 100 MHz
<7 mV @ 300 MHz
<6 mV @. 1 GHz
<I00mV @ 2.4 GHz

The supplied telescoping whip is removable, so it's conceivable that a probe could be used in it's place to perform radio alignments.
 


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