Ham Radio- Electronics

P.H.S. Ltd  
Bike Comms
                    for   motorcycle to motorcyle two way radio! 
ph 64  7  348 8850

Welcome to my Web site!                   Hit Counter

1.      Dunedin Linear Repeater                                       

2.       Rotorua Linear Repeater                                

3.      Coaxial Resonators

4.      Codan HF SSB Repeater Project

5.     Contemporaneous  On-Frequency   Repeater (not the Plessey patent)

     The Plessey Avionics PTR3411    contemporaneous FM repeater!!

 7      Common Channel communications 

8       Direct Conversion FM  Receivers. 

8.      Circulators   (under construction )

9        Long Range  Bluetooth  Data Transfer 

10      Jamming Enforcement Doppler radar         a few thoughts! 

11    Reciprocating detector For SSB /DSB/ CW

12    Second generation reciprocating detector

13   The Synchronous   Oscillator 

14    Common Rail Diesel injector interference     Isuzu  bighorn

15  Superregenerative detector operating at  H.F 

16 Half Wave Dipole Resonants Lengths @ H,F

17 Remote  DTMF controlled IC-R75 

This page was last updated on 14-03-2008.

M.A.PINFOLD     ZL1BTB    pinfold@xtra.co.nz

 

Repeater Links try:      http://www.repeater-builder.com  

RF  test equipment links      http://www.rftest.co.nz/     

 Digital radio solutions             http://www.4rf.com                                     

        click below

Check out my other site that pays the bills to enable this site to exist!          2.4 GHz video cameras video senders, receivers , 802.11b Wireless Lans, Motorcycle intercom radios, 2.4 GHz antennas bone conduction mics, Vox units  etc.......all in $NZ  (much less than $US!!)