Avo ct160 schematic software

The avo ct160 schematic was taken from a blueprint that i have cleaned up and moved some components and wires to make it easier to see the similarities between the different avo valve testers. Avo test equipment service manuals schematics collection. Gerry at crowthorne tubes is the guru on these things. A test set electronic valve avo meter, ct 160 serial no avo 2365, and a quantity of various. Avo test equipment service manuals schematics collection cdc1 mauritron. Does anny of you know where to get a new meter or where to get the old meter repaired. The avo vga eliminates costly and bulky vga cable, and extends video transmission distances. Avo ct160 valve tester manuals are available worldwide as a download on cd or paper copy. Iv he problem of designing a valve testing instrument capable of giving a true and comprehensive picture of the state of any valve has always been one of considerable magnitude, increasing in complexity as new valve types are brought into general use.

This avo ct160a manual has been kept as original as possible, even though some photocopies of the avo. Megger makes electrical test equipment to help you install, improve efficiency and extend the life of electrical assets and cable networks at high, medium and low voltage. He can supply circuit diagrams and also has a replacement meter movement. Note that there are 2 copies of the circuit diagram at the back of this manual. Avo ct160 working instructions 2nd edition subject. Avo ct160 working instructions 2nd edition created date.

Avo universal bridge 1951 sm service manual download. I have one of the abovementioned amps on the bench. Mar 24, 2009 based on the recommendations here, and the thought process that dtools was possibly over kill for me at this stage i downloaded the visio trail version and am getting on quite well with it. Avo ct160 valve characteristic meter tube tester works. Consequently we are very happy to answer any specific questions you may have about condition. Analog tube testers page 1, avo tube testers jacmusic. Avo ct160 tube valve characteristic tester meter very good cosmetic condition, working properly and complete with lead and plug and tube data and instruction book. I have also included simplified schematic drawings for the avo ct160 which makes it easier to understand how each test circuit works and therefore how each test. Electrical test equipment power station to plug megger. It will also show you how to test the tubes with no manual. Tubes should be tested in everything from vintage radios to contemporary guitar amplifiers, and its easy to put all of your valves through a tube checker. Avo valve tester manual dvd vcm mk1 mk2 mk3 mk4 ct160 vt tube. In the coming weekend im going to find out if the meter itself. Using the voltagecomparison method, model cter91 provides a variablevoltage output up to volts and precision instrumentation for testing single and multiratio cts.

Ct16010 heavy duty bench top lathe specific safety instructions like all power tools and machinery, proper safety and attention must be adhered to. Antique radio forums view topic compact curve tracer. The avousb is ideal for education, government, house of worship, corporate, residential, and any other application requiring extended usb signal distribution. Viewdownload pdf file british vintage wireless society. Test equipment manuals and circuits manual and circuit list service data, service information, circuit diagram, schematic diagrams and manuals for repairing, restoration and servicing of vintage and modern electronic equipment. A common fault on it that will make it even cheaper, is a burntout set vg pot rv2. Luckily it included an avo valve data manual 17th edition 1965 together with several additional valve base adapters. Hi there i have a problem i was just testing some el34 when the meter stoped working. Junking another ct160, avo mk iv or avo transistor analyser will work, they are the same meters. You need to be registered and approved to bid at this auction. About ten years ago i contacted avo on papers of avo mk ivtubetester.

So you are actually quite up to date with this 1930 or so. It is easy to operate, easy to understand and makes the complicated simple. Avo as they were building the mk1, simply bought the taylor company. In my opinion, the best valve testers ever made in the world, were made by avo. Cter91 current transformer excitation, ratio and polarity. It uses ac to test the valves, using the same principle as the vcms. The intelix avousb is plugandplay and does not require driver software. If you check the avo ct160 schematic i have included you can easily follow the wires for this circuit and see the similarity between a potentiometer and the set ia rotary switch, you can also see the similarities between the avo ct160 schematic and teh avo mk iii and the avo mk iv schematic in most parts. Free avo diagrams, schematics, service manuals schematics.

The two current switches are set to where you think the current will be, then adjusted to balance the bridge more on this later. This item has not been tested to confirm its functionality. Along with taylor there was the french company centrad, offering something amazingly similar. Its a rough guide, no more, but will get you up an running.

Uk vintage radio repair and restoration discussion forum. Avo ct160a operating instructions and service manual plus inner. I set mine up to to use thumb wheels and use the avo test data same as my ct160 tube testers. A suspended jewel bearing is used, same as in vintage wrist watches, under various trade names. The avo ct160 has a special potentiometer for the vg control, that is nonlinear in three steps making the resolution finer for lower vg voltages and. Yaesu vintage service manuals schematics collection mauritron cdc16. Service manuals, schematics, eproms for electrical technicians.

Avo ct160 tv3001u valve tester and tube tables sm service. Making a new meter for the avo vcm mk iii, mk iv, ct160 and. Avo ct160a manuals and also from information from the original avo ct160 manuals. Operating instructions 51 pages and the hand book 51 pages total 102 pages including the circuits with component values and layouts plus the avo valve data manual 1968 230 pages total 332 pages manual 332 a4 pages worldwide. Avo test equipment and free manuals, schematics covering. It has a small box with spares in the lid, above the barrel switch assemby. The avometer model 7 was a development of the original avo multimeter which started life back in 1923, and although that was initially a dconly instrument many of its features remained almost unaltered right through to the meter shown here. Post by jiri placek is there a way to reconcile the. It is made of heattreated finished steel for strength and durability. Since the avo valve tester is very old, you need to get one with very nice optical condition. Avo avometer7 universal avometer sm service manual download. The above pictures are of an early model two panel valve tester which i purchased on ebay. View, read and download service manual for teac v580, learn how to repair it, fix failures or solve other issues. Free eico diagrams, schematics, service manuals schematics.

For the best chance of winning, increase your maximum bid. Designed to meet the demanding needs of the quality inspector whilst offering the ultimate flexibility for managing data into projects for ease of use. Avo valve testers sn 10325646 and 10110546 richards radios. The following is a small gallery of pictures of some the equipment made by avo, there is also the avo ct160 page which gives more detailed information on this excellent portable tester. Avo ct160a operating instructions and service manual this avo ct160a manual is the result of combining and editing two different sets of photocopies of avo ct160a manuals and also from information from the original avo ct160 manuals.

Dynamix tools comprises a range of specific tools allowing users to achieve what they want quickly and easily, not get bogged down in large, clumsy and complicated software. This is the service manual for the avo valve tester type 160. Test equipment manuals and circuits manual and circuit list. It was apparently only available as a type written pamphlet. There is also the ct160 valve tester this has all the bases that you would want, and is usually a bit cheaper than the avo vcms. Our free software package, elcomaster is the most flexible data management software on the market. Anyone who has experience with calibration of a avo ct160.

It is useful to be able to check a valves performance if you suspect a fault on a set and of course a periodic check can be made to see if your valves are still up to spec. Avo ct160 working instructions 2nd edition keywords. Or gm, or transconductance an important measure of the effectiveness of a tube to amplify a signal. If i have no luck, then it probably should go to someone like grant with the skills to fix it and the love of vintage test gear. Ct160 10 heavy duty bench top lathe specific safety instructions like all power tools and machinery, proper safety and attention must be adhered to. The first generation w168 was introduced in 1997, the second generation model w169 appeared in late 2004, and the third generation model w176 was launched in 2012. With model cter91 current transformers can be tested while mounted in transformers, oil circuit breakers breakers or switchgear without moving bushings and cts. Here is a list of all models of camera where we can supply a printed and bound manual based on your search.

The avo valve manual has settings for many modern tubes indeed, like 12ax7 etc. Checking the instrument with my new made calibration tube i found out that on the low end the ia measurements from the avo is a little to high 10%. In the meantime, we are looking for 48ma or thereabouts, so set the units dial to 8 and the tens dial to 40. I set this up in my unit years ago, major limitation was the limited bias voltage range. May 11, 2016 a test set electronic valve avo meter, ct 160 serial no avo 2365, and a quantity of various. The ct160 and other avo tube testers measure current by using a bridge method. Eico diagrams, schematics and service manuals download for free. If there are no results please try searching with fewer words. The avo valve tester type 160 summery of data purpose a simpletouse, double purpose valve tester with two functions. Avo vintage test equipment manuals schematics on cd. Making a new meter for the avo vcm mk iii, mk iv, ct160 and ct160a. In case if an output or power rectifier tube, it must be capable of supplying large amounts. Dynamix tools is fire system software designed for users. Rogers vintage service manuals schematics collection.

Avo valve tester manual dvd vcm mk1 mk2 mk3 mk4 ct160. In the middel it is oke and with higher ia settings values from the avo are lower 15% than expected. Assuming that the current from step 4d is in the right ball park, rotate the set mav dial slightly so that the pointer is in the set zero range. Avo diagrams, schematics and service manuals download for free. This panduit ct160 handoperated pliertype tool is a multitool crimper, stripper, and cutter. Some ct160s are often slaughtered to get the meter out for repairing an avo mk4. This is an admiralty pattern 55046 model with cutout indicator. If youre working with any kind of vacuum tube assembly, then youll need to have a tube tester on hand to make sure that all of your valves are working properly. I use a rs232 to usb internal adapter and also a wireless bluetooth connection, the software runs on any version of windows. Mercedes a 160 the mercedesbenz aclass is a compact car produced by the german automobile manufacturer mercedesbenz. Intelix avo vga installation manual introduction the intelix avo vga balun set transmits vga video passively over standard unshielded twisted pair cable, such as cat 5, cat 5e or cat 6.

The plate on one valve appears to have suffered somewhat, but i dont expect. The early taylors had only gm measurements, and the later 45s had also dc current simulation using ac voltage same as all avo s. Manual, whilst the letters signify the particular electrode connected to the selected pin. In the mk3, mk4 and ct160 is a very delicate meter of 30ua yet at impedance of 3250 ohms. Whoever had the manual glued copies of the circuit o nto the inside cover and back cover. There is danger associated with using any tool or machine so pay careful attention each and every time you use your tool. Avo br1771 crete valve tester service and operating. Yaesu vintage service manuals schematics collection. Avo valve testers vcm 163, vcm 4, ct 160 and vt 160 have special connecting sockets. This is the service manual for the avo valve tester type. This site helps you to save the earth from electronic waste. Testing the valves of the vintage watkins clubman amplifier. I see from the diagram that the heaters use a separate transformer without primary taps for adjustment but.