are the posting getting fewer or is my email on getting them.

Hi, Since I’ve had this scope (2235), it’s one that I enjoy using because it’s fairly light in comparison to my other ones; the form factor is convenient. And it gets the job done for my needs. Howeve

Hello, I have been lucky to find a P6042 current probe with a fully functional coil and hall sensor. The only band thing is that the cable to the sensor was broken in at least 7 places. It is repaired

I am working on 2 Tektronix function generators. An FG 507 and a FG 502 both 2 Mhz. The 507 is on the bench currently and I am having a weird issue with the frequency selectors. Everything above 100X

Hi guys Happy New Year to all. I'm new in the group. I've bought a working (supposed to) Tek 485 for a few euros here in France : received it and tried it for ~10mn. I powered it off and cannot power

Is Shawn (KJ7MX) on here? I'm asking in reference to the eBay listing for printings of the 2236 manual: https://www.ebay.com/itm/Tektronix-2236-Instruction-Manual-Comb-Bound-Protective-Plastic-Covers-

Hi, I recently adquire this unit I had a diplexder and WG so to be able to increase the 21GHz frequency but this unit does not go over the 21GHz limit. It does not appear to have any options but it do

Hello all! I've got a 7000 Series Standardization Plug-In 067-0587-02 that is acting strange. Sometimes the Gain setting on the TEST switch will show a compressed set of lines instead of the correct 1

Hi, Where is the service hours and power cycle statistic stored? Is it in the Dallas chip? I am about to buy 2467B which looks in excellent condition and was recently serviced. Since it shows only 4 p

Hi Have just obtained a new to me 7l12--it seems to work somehow--if filters-video span etc works--but dc feedthrough 150Mhz off--when tested with 50Mhz cal signal --it is located 150 off and span see

Hi all, I have been accumulating TM500 modules and mainframes for a little while, so I recently finished building an 067-1201-99 TM500 mainframe tester from the Tek construction notes floating around.

One more detail I forgot to mention: The international orders for Peter's book are all sent via AIR MAIL so they should arrive fairly quickly even though they are going around the world in many cases.

This book is being held in the main USPS Seattle Network Distribution Center: Tracking #: 9549016335941002723034, Zip Code: 67212 (Wichita, KS) This news story may have something to do with why it has

https://www.shopgoodwill.com/Item/113415082 No affiliation. It looks nice and clean. Bert

I got at least one of the Canadian tracking numbers mixed up with another Canadian tracking number. These are the correct tracking numbers and their destinations and/or delivery status LH127124103US D

Still chasing a working copy or original of the Diagnostics Tape for the 4041. DaveB, NZ

I wrote a few weeks ago about no Horizontal trace on my TEK465. In the meantime I have replaced bad caps and transistors to the point where I have a sweep signal going to one of the CRT grids. I do no

A big milestone is coming this spring for KiCAD (schematic/PCB software). this new version is a very powerful tool, and 6 adds microwave/RF layout features and a lot of other goodies. For everybody th

Hi Ozan, Yes, it's funny how once you notice something, you suddenly see it everywhere. In the case of the 741, that NPN-PNP mashup was done to work around the terrible performance of PNPs. By combini

I recently picked up a 5A21N scope plug-in as a parts unit from which to build Jared Cabot's updated TM500 mainframe tester. I noticed this type lacks the back-plate or lower guide-pins found in some