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I had a antenna specialist .. And a copy cat.. Also had a hygain penitrator .. The original m400 is Def betterthan the copy cat better recieve and TX swr definitely better flat out to 1:1 also compared to a hygiene penitrator .. Big size difference but not performance .. The...

Not looking into remove limiters buy just open up the audio na little more.. I'm using a Mic with adjustable compression.. No spatter box's. Just want decent loud clean but not over driven audio .. Never had problem Comunicating local or skip weather in US the US or Australia .. Never...

One more thing I forgot to mention .at the point where the 50 ohm cable meets the 75 ohm. Make a choke on the 50 ohm cable of the side of the barrel . 3 turns of cable through a clamp on type choke works well

Hi folding to shorting itself over itself.. As if 1 Piece .. Did try keeping it separate or windind it like a load .. didn't work got various reading with out touching any adjustments just make sure it's a solid wrap

I'm in the process of installing a tram 1498b as my main antena.. Covers 26 to 32 mhtz 18 feet tall go's for around 125 to 160 depending on dealer.. Got mine at walbots in NYC for 124 come in black or white

I Have a 1499 its about 3 feet tall ni.usebit mainly for testing radios

Hi.. Reading this about a full wave dipole.. We.. As I my dad and I did many experiments with antennas while out on camping trips .. Bone of them was a full wave dipole we had hung about 20 feet above the ground . Yes we did some climbing with pole spikes.. Anyway we used 18 gage stranded...

Found it thank you.. Tommorows little project ..

I just pickedup this radio .. Did the 11 meter mod and tingd the vr s for max out.. Would you have a Pic of the transistor in question ? Hate going in blind just looking for a reference .. Thank You Attachment is fot the vs I adjusted

I got the CM550 news to try this when I get home.. There are a c audio linitees in thes radio .. Am ssb on the mic input.. These are built like business radio quality .. The reciever is a fantastic .. Now to get some audio out of it Thank you for your time and response .. Have a great...

Ok the 555 is the base.. 550 mobile same main board minus the power supply .. Thank you ninknow someone that might have that .. I don't have any Thank You again

Hi.. Looking to do an audio limiter mod on a Motorola cm-550 ssb.. Do you have any info on this rig ? Thank You

Unfortunately I don't have any Sam's..

Tried the stock Motorola mic and a astatic power mic.. Same issue .. I have 2 550s tried comparing but couldn't finf anything the 550 I had is great sounding had it peaked back in the 80s. The tech is no longer with us that did it.. I'm not familiar with Motorola products .. Not sure if...

Hi all.. I just pickedup a Motorola CM-550 ssb radio Its in fantastic shape .. Totally virgin .. I'd like to openup the audio .. It's doing 4 to 5 dead key. But low audio Can't find any info on this.. Like to set it up for by brother to use.. Can anyone help as to what to do or look for...

I tend to fat finger the keyboard should have read 250.. Not 150..

I try to explain things clearly ..

The 150 needs 6 wires.. For turner 1 wh 2 rd 3 bk 4 yl 5 bl Shield to case ground /mic plug ground For D104 1 wh 2 Bl 3 Bk 4 Yl 5 Rd Shield case ground /mic plug ground

Question for the group I'm in the market for a new radio.. Am fm ssb Maybe 10 meter ? Any suggestions on moderately priced rig?

I believe those are mobile mics.. Looking for the schematic for CS-1 desk mic