Category Archives: network and spectrum Analysers

HP-675A + HP-676A Vector Network Analyser

Posted on 2 juni 2016 by pa4tim

  This is a 0,01 upto 32MHz , in one range, VNA. It was a gift from Nanne who used it a long time ago until it died. I had no space in my lab at that moment because on … Continue reading →

Posted in Measurement gear, network and spectrum Analysers | Comments Off on HP-675A + HP-676A Vector Network Analyser

Marconi 2380/2383 Spectrum analyser + TG

Posted on 6 maart 2016 by pa4tim

This SA covers a full span sweep from 100Hz (!) upto 4,2GHz. The Resolution BandWidth is 3Hz, that is very narrow. Besides that it has a 0,025dB resolution and the counter has 1 Hz resolution. With my 10MHz standard connected … Continue reading →

Posted in Measurement gear, network and spectrum Analysers | Comments Off on Marconi 2380/2383 Spectrum analyser + TG

GR-900 LB slotted line

Posted on 24 februari 2014 by pa4tim

This is the GR-900 LB user manual (20 MB, over 80 pages in high res. Scanned by Guy,  who also has a GR-900 LB. The user manual for this slotted line is rather rare so I placed it on my … Continue reading →

Posted in Bridges and component testers, Calibration gear, Frequency measurement gear, Measurement gear, network and spectrum Analysers | Comments Off on GR-900 LB slotted line

GR-1216A IF amplifier detector

Posted on 20 september 2013 by pa4tim

Together with a unit oscillator http://www.pa4tim.nl/?p=4283  and the GR-874 MR mixer unit http://www.pa4tim.nl/?p=4686 this was part of a very flexible system to detect UHF and VHF signals. The AM signal is to be mixed to 30 MHz and then detected and amplified … Continue reading →

Posted in Measurement gear, network and spectrum Analysers | Comments Off on GR-1216A IF amplifier detector

Tektronix 2710 Spectrum analyser

Posted on 12 juli 2013 by pa4tim

This is a full featured but broken Tek spectrum analyser. It has the tracking generator, 300Hz filter, high res counter and video option installed. It was a gift from a circuits online member who did not had any use for … Continue reading →

Posted in Measurement gear, network and spectrum Analysers | Comments Off on Tektronix 2710 Spectrum analyser

GR-1603 ZY bridge

Posted on 28 juni 2013 by pa4tim

    Thanks to my friend Ken for finding this beautifull bridge and sending it from the states to here. The nice pictures are made by Ken who even cleaned the unit before shipping. The GR-1603a was introduced in 1955. … Continue reading →

Posted in Bridges and component testers, Measurement gear, network and spectrum Analysers | Comments Off on GR-1603 ZY bridge

Tektronix 2712 spectrum analyser

Posted on 30 april 2013 by pa4tim

This is a 9kHz to 1.8GHz spectrum analyser. It is a hybrid. It can switch between  true analog or digital mode. It can store four traces, has markers and other very usefull functions. The noise performance is very good. Down … Continue reading →

Posted in Measurement gear, network and spectrum Analysers | Comments Off on Tektronix 2712 spectrum analyser

Spectron datascope D301

Posted on 5 augustus 2012 by pa4tim

This is as far as I could find, something used to measure signals between computers in the ice-age. It is dated 1978. It was hooked up between something like a mainframe and a printer or terminal and then they could … Continue reading →

Posted in Measurement gear, network and spectrum Analysers | Comments Off on Spectron datascope D301

datamonitor

Posted on 16 december 2011 by pa4tim
Posted in Measurement gear, network and spectrum Analysers | Comments Off on datamonitor

HP-1121A Active AC probe for analysers

Posted on 3 mei 2011 by pa4tim

Around the time the HP-8407 VNA was introduced they presented this active probe.  But it was also usable for spectrum analysers and scopes.   The PSU was a supprise, I had not expected a 40W PSU just to feed 4 … Continue reading →

Posted in Measurement gear, network and spectrum Analysers, Other measurement gear | Comments Off on HP-1121A Active AC probe for analysers

Tektronix RFM151 signal scout

Posted on 1 maart 2011 by pa4tim

Dit is een cai-kabel spectrum analyser maar hij heeft ok een paar leuke andere opties zoals veldsterkte meten en demoduleren. Hij loopt tot ongeveer 1GHz maar is niet zo gevoelig als een “echte” spectrum analyser. Hij was bedoeld om kanalen … Continue reading →

Posted in Measurement gear, network and spectrum Analysers | Comments Off on Tektronix RFM151 signal scout

Thurlby Thandar LA4800

Posted on 13 november 2010 by pa4tim

Een logic analyser. Ik heb er een Z80 pod en High Speed data pod AP03 bij. Aangezien mijn Hameg nu een LA optie heeft en ik weinig digitaal doe heb ik deze weer verkocht.

Posted in network and spectrum Analysers | Comments Off on Thurlby Thandar LA4800

accessoires for scopes and analysers

Posted on 13 november 2010 by pa4tim

When playing with measurement gear you need a lot of stuff to connect everything together in the right way. Things like adapters, couplers, bias-T’s, inline probeadapters etc. A lot of these thing are homemade. There is a lot of commercial … Continue reading →

Posted in network and spectrum Analysers | Comments Off on accessoires for scopes and analysers

Mooi he, een SA uit 1961!

Posted on 13 november 2010 by pa4tim

Ik heb hem niet hoor maar ik wilde het plaatje gewoon laten zien. Dit is het commentaar over het beest van een verzamelaar die er een heeft staan, (Tekst and Picture: Andrew Holme) This is a 30MHz SA with a … Continue reading →

Posted in network and spectrum Analysers | Comments Off on Mooi he, een SA uit 1961!

HP8558 Spectrum Analyser (SA)

Posted on 13 november 2010 by pa4tim

Deze SA is naar een vriend toe in ruil voor een Tek SA Dit is de achterkant van het front. De schakelaars hebben zoals veel HP’s deze lipjes en als de herfst er aan komt vallen ze er af. Ik … Continue reading →

Posted in network and spectrum Analysers | Comments Off on HP8558 Spectrum Analyser (SA)

Eaton 2075 noise gain analyser

Posted on 13 november 2010 by pa4tim

Dit apparaat is bedoeld om de ruistoename en gain van oa RF versterkers te meten.

Posted in network and spectrum Analysers | Comments Off on Eaton 2075 noise gain analyser

Selectieve voltmeter HP-312B

Posted on 13 november 2010 by pa4tim

Een wave analyser , in Nederlands frequentie selectieve voltmeter of meetontvanger is een soort handmatige spectrum analyser. Zoals de HP8407 VNA kon worden uitgerust met meter ipv display, dan moest je wel met de hand sweepen, is dit een spectrum … Continue reading →

Posted in network and spectrum Analysers | Comments Off on Selectieve voltmeter HP-312B

SDR-Kits VNWA

Posted on 13 november 2010 by pa4tim

This  SDR-Kits 2 port VNA measures from 0.1 upto 1300MHz. It uses an internal directional bridge and many functions besides being a darn good VNA. It has the following functions: -VNA – Spectrum analyser (with tracking generator that can use an … Continue reading →

Posted in network and spectrum Analysers | Comments Off on SDR-Kits VNWA

Russische SNA (RIP)

Posted on 13 november 2010 by pa4tim

Dit is een russisch apparaat uit de jaren 80. Hij is volgens een stikker gebruikt door de universiteit van Berlijn. Het zijn twee enorme kasten maar het had makkelijk de helft kleiner gekund. Hij is net wat uitgebreider dan de … Continue reading →

Posted in network and spectrum Analysers | Leave a comment

My first networking steps

Posted on 13 november 2010 by pa4tim

An old picture how my network analyse hobby started with an old russian SNA and aHP VNA Om snel te kunnen switchen tussen DUT en calibratie heb ik 4 shf coax relais gemonteerd. Alle kabels zijn voorzien van radial connectors … Continue reading →

Posted in network and spectrum Analysers | Comments Off on My first networking steps

Directional couplers en bridges

Posted on 13 november 2010 by pa4tim

Dirctional couplers oftwel richtkoppelaars  en directional bridges zijn dingen die het mogenlijk maken om reflecties of power te meten. Er bestaan diverse varianten. Je kan ze maken met alleen weerstanden, met oppik “lijnen” (parallel draadjes zoals in een swr meter … Continue reading →

Posted in network and spectrum Analysers | Comments Off on Directional couplers en bridges

HP-8407 VNA

Posted on 13 november 2010 by pa4tim

This is a HP  vector network analyser. As far as I know it is  the first sweeping VNA.  It was intoduced in 1967 !  It has a plugin bay, something that was very populair in the 60-70’s. (and very handy too) You could … Continue reading →

Posted in network and spectrum Analysers | Comments Off on HP-8407 VNA

Nordmende UWM346/U-2 wobbulator

Posted on 13 november 2010 by pa4tim

Not in my collection anymore, I have given it to a friend Alleen al het feit dat het een wobbulator is maakt hem al mooi. Klinkt toch stukken beter dan sweepgenerator of networkanalyser waar het de voorloper van is. Het … Continue reading →

Posted in network and spectrum Analysers | Comments Off on Nordmende UWM346/U-2 wobbulator

TRM3 Sweepgenerator

Posted on 13 november 2010 by pa4tim

EX US army sweeper. It is made to test filters from receivers and transmitters. It operates at 115V. I have the original manuals. It uses 50 Ohm. The sweep range is from 15MHz to 400 MHz. It is made from … Continue reading →

Posted in network and spectrum Analysers | Comments Off on TRM3 Sweepgenerator