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HERE CAN YOU FIND THE HAM RADIO MODIFICATIONS

From: kurt Subject: THE REAL Standard 558 radio mod Followup- To: rec.radio.amateur.misc Date: 30 Nov 1992 17:25:04 GMT Organization: Computer Science Dept., Texas A&M University Lines:69 Distribution:world Message-ID: <1fdipginn6l3Nntp-Posting-Host: ai0.cs.tamu.edu Keywords:Standard C558A extended transmit >From a sheet that I got from a vendor, here 'tis:MARS/CAP (Wide band transmit) 1 Remove battery and antenna 2 Remove front case assembly block by unscrewing 3 Remove tthe copper plate around the back side of the display section 4 Remove the diode indicated by D2, and add a diode 1SS301 leaving other components intact as per the following drawing. 5 Reassemble radio and install battery 6 Turn on power and execute master reset. ---------------------------------------- ------------+ +------------- | | | +------+ (PC board "donut") | | | / +-----------+ +------+ / | | | /---\ PC board trace/ | D1 | +--+ +++ | +-----+ component layout | | +--+ +++ | | | +-----------+ | | \+-+/ +-----+-+ | | | +------+ | | | | | | +-+----+ +-+ +--+ +---+ | | | | | <---- CHANGE +-------------+ | | D2 | +------+ +---+ | | | +-----+-+ | "Not to scale" | | +-----+ ** ** \**/ \/ +--------+ (about here) +------------+ | | | | +--+ | +----+ | | PC board locator| +-----------------/------\--------+ | +--+ | | | | | | | ++ +-----+ | | ++ +-+ | | | | | | | | | Opening for | | speaker about | | here (funny | | shaped opening) | ............................... CAVEAT:I have not tried this with my radio as yet This is a drawing that I got from a vendor I'm waiting for the 1SS301 diode to get here, as I could not find the configuration of the 3-legged beastie Your mileage may vary 73/Kurt --- Kurt Freiberger, wb5bbw kurt www.alwaysfree.nl - Web Reputation GET NOW 500 FREE BACKLINK AUTOMATIC DO YOU NEED TARGETED VISITORS TO YOUR WEBSITE, GET NOW 200 FREE VISITORS FREE WEBSITE HOSTING IN UK WITH PHP AND MYSQL, WEBSITE BUILDER, NO ADS SUBMIT YOUR WEBSITE TO THE TOP 50 OF THE BEST SEARCH ENGINES FOR FREE The World of Free Packet Radio Software Amsterdam The World of Free Packet Radio Software Amsterdam The Netherlands The World of Free Packet Radio Software Amsterdam The Netherlands - All Rights Reserved