Home   Fox Delta  Projects School Projects Buy PCBs Buy Now Contact  
 PIC 18F4550 400MHZ LCD Frequency Counter

 FC3-0915: 50/500MHZ PIC18F4550 Counter & RF Meter


Project by:

Tony / I2TZK, Frank / K7SFN , Dinesh / VU2FD

REV FC3-0915

Last Version FC3-0314 is here.....

Previous Version FC3-0812 is here.........


FC3-0915 : Frequency Counter & RF Meter 

Interesting features of this project:

1. USB or DC12V Powered

2. Measures RF Level using AD8307

3. Count frequency From 1- 50MHZ and 80 to 500MHZ

4. 2 x 16 LCD Display with BL

5. RF measurement in dbm, vpp and rms

6. 50 ohms input impedance for both ranges

7. Frequency "off-sets" set by PC program.

8. Free PIC Firmware & PC WIN Software by Tony/I2TZK

Counter is designed on a double sided PTH Board and works on USB Power or with external DC12V. 

FC3 is designed and developed for Radio Amateurs looking for economical frequency counter which can measure RF signal Level at the same time. 

Analog Device's AD8307 is used to measure RF level accurately in DBm, Vpp or RMS. 

Counter works with PC or as a Stand-alone. PC Connection is auto detected. FC3 auto switces from USB to DC12V. auto

Front panel push buttons are provided for RF Meter Menu and HF/VHF Frequency measurement modes.

A PC program, specially designed for FC3 by Tony/I2TZK provides configuration of IF Off-sets and AD8307 related parameter configuration thru USB interface.

FC3 Complete KIT is supplied with SMT parts pre-soldered on PCB: AD8307, ERA3SM/SGA, 74VHC, BFR and MC12080 

"Assembled" FC3 is available to senior radio amateurs at the price of a Kit. (Free assembly)

Completed Frequency Counter: FC3-0915

Click the picture to enlarge


FC3-0915 Another View:  

Click the picture to enlarge

LCD HF/VHF Mode and RF Meter LCD Menu:
HF 1S Gate Mode
HF 10S Gate Mode
VHF (100 to 500MHZ) Divide by 10 MODE
2MTR Signal Measurement:
 Some commands may only be set from PC Software
 FC3-0915 Schematic & Documents:
FC3-0915  50/500MHZ Frequency Counter Document
FC3-0915 Schematic & Parts List  
FC3 User Guide  
FC3-0915 Schematic CPU JPG
    Input JPG
 PC Config Software
FC3 PC Software and PIC18F4550 hex by Tony / I2TZK V2.04
For future FW/SW Updates, Please visit I2TZK Web Site
 Buy On-Line

For online payments, shipping charges will be added on secure web page, starting from $5.00 upwards for Registered Air Mail.

"Buy from 2CO", you may pay using your CC or funds from Paypal.

You may also visit our Shopping cart to buy and make Direct Paypal Payments.

Terms of sales  

 Countries: we do not sell/forward  

Track your order guide

US $ Buy from 2CO



FC3-0915: 50/500MHZ LCD Frequency Counter and RF Meter Complete kit


2CheckOut.com Inc. (Ohio, USA) is an authorized retailer for goods and services provided by Fox Delta.
Parts List for FC3-0915
 You can select at checkout:
Assembled at extra USD 10.00
Free Assembled for Senior Radio Amateurs
Case colors: White or Maroon
LCD Colors: Blue or Green





2CheckOut.com Inc. (Ohio, USA) is an authorized retailer for goods and services provided by Fox Delta.


 Project Categories: