APRIL-MAY 2006 Crystal Specials while they last: HC6U Crystals in 3742.7 kHz QTY 100 available for $3.00 each plus shipping. Buy 4 or more for $2.00 each. ...
For Sale: Heath HD-1410 keyer This unit is a parts unit. It does not work. It appears to key continuously when it is powered up. Solid sidetone. All of the...
I have an SB303 receiver freq cal on the dial is very close to center of the window on all bands except 40 meters the dial pointer needs to be all the way to...
Thanks John I swapped it out with one from the 401 Transmitter and its real close to the center now. Now I am in the market for a new crystal thanks anyone...
I have a 75% unbuilt SW-7800 receiver, it has the manuals, chassis, case and boards and few extra components but is missing the transistors,caps, rsistors etc....
WOW BRUCE, thank you so much.... for a minute there I thought I had woken up and everything was right with the world again! Heavenly... ... FORWARDED from...
Hello Group, I have a Heathkit HW-100 and the HP-23 power suply. They have been in storage for about two years.To bring them back into use, would I first use...
Hello: I have a Heathkit Model IO-4530 10MHz scope partly assembled (main board) with all manuals and the original Heathkit packaging. I am the original owner ...
Hi, If the radio was actually in use only two years ago, I wouldn't worry about it, just plug it in and operate. If it was in storage for five or ten years...
I have a SB 401 transmitter with no transmitt on CW tracked down to a bad Transformer the audio tranformer PN# 51-3 used for the tone output and the B+ for...
Hi, If no one offers a sidetone transformer from a parted-out SB-401, Antique Electronics Supply of Tempe, Arizona https://secure.tubesandmore.com sells a...
Hello everyone. I'm repairing first, an old SB-400 transmitter. This transmitter has some pretty dirty, oxide coated, wafer switch contacts. It's taking a bit...
Hello everyone, I'm repairing and ultimately restoring an SB-400 transmitter. I'm looking for the matching SB-300 receiver. They are difficult to find in good...
Dear Sirs Back in the sixties I built a Heathkit amplifier and speakers etc which gave faithful service for many years. However as lifestyle and family ...
In the schematic it shows voltages for the driver (Q8) but only the rf voltage going into the final (Q9). Does anyone know what the voltage coming out should...
I am looking for a Heathkit frequency counter that will cover Ham Bands. I purchased a 20 meter QRP radio kit from Oak Hills Research that needs to be aligned...
I am looking for a Heathkit frequency counter that will cover Ham Bands. I purchased a 20 meter QRP radio kit from Oak Hills Research that needs to be aligned...
I am looking for a Heathkit frequency counter that will cover Ham Bands. I purchased a 20 meter QRP radio kit from Oak Hills Research that needs to be aligned...
Hello all, I've been repairing an SB-400 that had a unstable carrier. The problem turned out to be the two 20ufd 350VDC electrolytic capacitors in the bias...
Hi all Has anyone got one of these for sale ? Its the last piece in the puzzle as I have all the other parts. (HW9, ATU, Meter and speaker all matching) I'm in...
FOR SALE: Shure 404B Mobile Microphone This microphone is in excellent shape and in excellent working condition. Comes with a nice coil cord, and no connector....
Can someone help me on connecting a SB-614 Scope to my ICOM R-75 Receiver? I have a feeling there isn't enough signal for the Vertical AmP in the Scope. Can I...
Hi, I have an SB-614, and the manual claims that the built-in low-level preamp is only good from 10 Hz to 50 KHz. The ICOM R-75 receiver has 9 MHz and 455 KHz...
