Aug 29, 2010 i purchased a micronta 22 204c multimeter, ratshack, at the local flea market today. But in the dc range as soon as i connect voltage to the meter the needle slams on the right side of the meter and remains there. The unit has moderate to heavy marks and scratches. Radio shack micronta 22220 schematic antique radio forums. They are simple to use and fairly intuitive for the novice treasure hunter. When i set zero according to the user manual on the x10 setting then switch it to the x1 setting the needle moves to the left from zero to 1 ohm. Join me for part i of this repair video on a repair of micronta 22204 multitester. Here are instructions for the use of a micronta 4003 metal detector in finding anything from.
New updated files for micronta multimeter 22 201u manual. Micronta radio shack swr field strength cb meter 21 525b box manual antenna. Vintage micronta multitester 18 ranges 22201a 20000 ohms volt dc. The multimeter works very fine in all ohms ranges and ac voltage ranges. Below is a list of all the radio shack products, derived from radio shacks website. Micronta 22204c rangedoubler multimeter calibration. Very small portable or pocketset handheld micronta tandy. Micronta multitester model 22220 22 range fet analog. I purchased a micronta 22 204c multimeter, ratshack, at the local flea market today. Instruction manual radio shackmicronta 22220a fet analog multitester wfuses. The rotary switch mechanism relies heavily on the plastic molding.
Micronta radio schack 22208 fet vom voltohm mero sm service. Giving new life to an old micronta model 22027 vom volt. When not in use, always leave the range switch in the off position. Untested sold asis this item is untested and may require repair. I have a micronta 22 220a multimeter that i bought in 1994. How to use a micronta 4003 metal detector sciencing. The micronta line of electronic multimeters, sold for decades through radio shack stores, offered a wide range of entry and intermediatelevel models.
With a manual meter you have to selected different scales. For manually switching between the mains and an alternative power supply. Im wondering what is the correct procedure for setting zero on the ohms scale. Very small portable or pocketset handheld switch to 10a and plug the red test lead into the 10a jack.
The model 22 167 was a typical example of an intermediatelevel micronta digital multimeter, providing measurement of current, voltage and resistance with 3 34 digits of precision. Apr 29, 20 i need a picture of a circuit board for a micronta multitester 22 204a, i have the schematic but am unfamiliar with how to read it. Decibel measurements 1 plug the test leads into the correct jacks. In other words, its not like the rotary switches youll see in some of the earlier vintage meters. I need a picture of a circuit board for a micronta multitester 22 204a, i have the schematic but am unfamiliar with how to read it. For volt ages between 250 and 500, set the range doubler switch to va2. Service manuals, schematics, eproms for electrical technicians. Get yourself a micronta here table of contents schematic its in the manual. Many products that you buy can be obtained using instruction manuals. No numbers on the ac scale of micronta 22202u multimeter. Get micronta digital multimeter 22 183 manual pdf file for free from our online library pdf file. As such, its ac voltages scale is not linear like the. Get micronta 22 220 meter manual pdf file for free from our online library pdf file. Electricity is due to the flow of electrons through metallic wires.
Exercise extreme caution when measuring voltages of 150 and over. For a range switch setting of 10 acv, read db directly on the bottom scale m db. Micronta multitester 22 201 equipment radio shack tandy, realistic, micronta. Does anybody know where i can get a schematic for this old boat anchor. On the simplest meters, you use the resistance setting. User manual for the micronta 22 208 fetvom multimeter.
As luck would have it, there are several fried resistors and caps. Micronta 22 220 fet multimeter schematicservice manual. Micronta multimeter 22212 equipment radio shack tandy, realistic, micronta. Micronta 22 201u posted on december 28, 2015 by reagle this one has been sitting since the summer it took a while to get all the rain to evaporate from the inside. Micronta 22185a lcd digital multimeter repeater builder. Micronta metal detectors are inexpensive and can usually be found at stores such as radio shack. User manual for the micronta 22208 fetvom multimeter. This compact, sensitive multitester is designed to measure ac and. Teardown lab micronta multimeter what a wonderful gift to get in the post, a classic electronic instrument. Radio shack micronta 21 520a 3 range power swr meter nice.
A micronta 22 167 multimeter is a portable device that has the capability of measuring. These user guides are clearlybuilt to give stepbystep information about how you ought to go ahead in. This is an old style mulitmeter with only 20,000 ohmvolt sensitivity 10,000 on ac mesurements. How to check or test for a short circuit with a multimeter.
Does anyone have a scanned copy of the user manual for the micronta 22 208 fetvom multimeter. The micronta 22 214 vom range doubler is a nice meter. Micronta 21 525b meter manual ultimatesecuritycourse. Dec 05, 2015 like most people these days, i strive hard to live by the three rs. I had a 10 ohm resistance handy and i changed the same to that. The latter one for sure was manufactured in the heyday of radio shack, when they.
Here is the access download page of micronta digital multimeter 22 183 manual pdf. Full range of manual, remotely operated and automatic transfer. Uhoh, someone me left an alkaline battery in the micronta. Sure, you can run that wire right over the mounting screw. Micronta 18range multitester 20,000 ohmsvolt dc 10,000 ohmsvolt ac 3 colorcoded mirrored meter requires one aa battery included if you have any questions please ask and i will answer honestly and as quick as i can thank you. Metal detecting is a fun hobby anyone can engage in. There is a choice of ac voltage, dc voltage, resistance and continuity. Micronta 20,000 ohmsvolt multitester 25 ranges meter model 22 202b archerkit multitester kit 25 ranges20,000 ohmsvolt dc micronta 27range fet multitester 22 206 in box with manual tube radio a. Apr 28, 2017 this is an old style mulitmeter with only 20,000 ohmvolt sensitivity 10,000 on ac mesurements. Here is the access download page of micronta 22 220 meter manual pdf, click this link to download or read online.
Electrical appliances commonly go wrong and when this occurs it is useful to have means to fault test. Micronta 22 220 meter manual pdf micronta 22 220 meter manual are a good way to achieve details about operating certainproducts. Giving new life to an old micronta model 22027 vom voltohm. Usa, build 1976, 7 pictures, 8 schematics, united states of america, tubes. Automatic transfer switch controller atl 500 lovato electric. Read online now micronta 22 220 meter manual ebook pdf at our library. The latter one for sure was manufactured in the heyday of radio shack, when they were a division of tandy corporation.
Micronta 22220 fet multimeter schematicservice manual. The 22 220 meter movement is a 50 ua, the 22 210 has a 25 ua movement. I need the manual for micronta 220278 multitester sold by. Under the reuse category, i decided to give this old micronta model 22 027, 8 range vom voltohmmeter a new lease on life. Manual for a micronta 22 micronta 22 212 manual compiled pdf, doc, ppt. I would add a trim pot in series with the meter, and adjust the pot until you reach a known voltage reading, on the meter. Turn on the multimeter by pressing the power switch. A check for short circuits is one of the most basic tests you can perform with a multimeter. Radio shack micronta 22206 multimeter vom repairs page 1. We service what we sell 2 introduction this sensitive multitester is designed to measure ac and dc voltage, dc currents and resistance with accuracy and ease. The poor thing looks like it had a rather difficult life.
Find great deals on ebay for micronta multimeter and simpson multimeter. The sears 82373 multitester and the archerkit 284014 are reported to be the same thing under a different. The c cell is only to supply current for the ohms function. Radio shack micronta 22 range fet analog multitester 22220. Micronta multimeter 22212 equipment radio shack tandy. Using the selector switch on the front of the multimeter, select the measurement function that is required. Radio shack micronta 22 range fet analog multitester 22. Micronta 22201u posted on december 28, 2015 by reagle this one has been sitting since the summer it took a while to get all the rain to evaporate from the inside.
December 7, 2018 contents1 the introduction2 what is a multimeter and why do you require one. You will have to add a series resistor, value depends on the meter movement. Appearance wise, my micronta 8 range vom was in pretty good shape. Apologize for my watermark being skewed, i did not see that. If the range doubler switch is in the va2 position, be sure to divide the range switch setting by 2 and read on the appropriate scale. As such, its ac voltages scale is not linear like the dc scale, but bunches up towards the top end. Draft 7 rack automatic transfer switch installation and quick start. Full text of micronta 22 204 c manual internet archive.
This item is untested due to lack of proper equipment. I have a micronta 22220a multimeter that i bought in 1994. Usa, build 19851996, 7 pictures, 4 schematics, united states of america. The latter one for sure was manufactured in the heyday of radio shack, when they were a. View and download micronta 22201u instruction manual online. Apr 30, 2010 micronta 22202u ohms volt multitester. Read online now micronta digital multimeter 22 183 manual ebook pdf at our library. Press the range button to select an adequate measurement range.
The atl 500 is a basic and ready to use automatic transfer switch controller for the automatic or manual switching of the load from a main line to a standby or. Mar 16, 2016 i need the manual for micronta 22 0278 multitester sold by radio schack. Vintage micronta by radio shack fet vom multimeter model 22 208 in reasonable condition. Radio shack micronta 22 range fet analog multitester 22 220 please see pictures thanks b12 2497019681. Micronta multitester 22201 equipment radio shack tandy. The rotary switch has metal contacts that correspond to these. We got results for micronta 22 204u manual sponsored high speed downloads micronta 22 204u manual i have a micronta 22 220a multimeter that i bought in 1994. Vintage micronta fet vom 22208 chapel hill raleigh. This site helps you to save the earth from electronic waste. Instrukcja obslugi w jezyku polskim jest dostepna na cd. These user guides are clearlybuilt to give stepbystep information about how you ought to go ahead in operating certain.
Aidetek automotive test lead kit insulation piercing test clip for fluketlp20160. Unit does not come with accessories unless noted in description. View and download micronta 22 201u instruction manual online. Micronta 18range multitester 20,000 ohmsvolt dc 10,000 ohmsvolt ac 3 colorcoded mirrored meter requires one aa battery included if you have any questions please ask and i will answer honestly and as quick as i can thank you product information technical details.