The schematic for the Mitrek Test Meter is here: <www.repeater-builder.com/motorola/test-sets/hln4138a-mitrek-consolette-mete ring-kit.pdf> or if you don't like long URLs, you can go here:
http://tinyurl.com/ywc9bm A large meter with a 50uA movement works well, but make sure you include the current-limiting resistor! 73, Eric Lemmon WB6FLY -----Original Message----- From: [email protected] [mailto:[EMAIL PROTECTED] On Behalf Of Eric Grabowski Sent: Tuesday, March 04, 2008 12:31 AM To: [email protected] Subject: Re: [Repeater-Builder] Mitrek tune up Well, I've never tried tuning one with a manual, but the official Motorola diddle stick seems to work just fine. Sorry; couldn't let that one pass. Seriously though, any analog VOM with a 50 microamp movement will work just fine. In this regard, the Motorola Test Set is just a 50 uA meter and a rotary switch. No magic here. Eric, KH6CQ --- [EMAIL PROTECTED] <mailto:n4tua%40aol.com> wrote: > Dear Friends, > Has anyone tuned a Mitrek receiver using the manual? > I was wondering if > this can be done using a standard uA meter? I have > come to the > measurements at point 6 and cannot get a reading. > Maybe doing something > wrong. I have overall netted a great increase in > sensitivity from what > I had before. This is a high split receiver so I am > tuning right down > to the bottom on the presets. Any help? Do I need to > get the Motorola > test set? Is it just a meter and some switches? > Thanks, Collin
