I recently acquired an hp 400fl ac voltmeter and was planning to use it for audio work on my bench at home. The hp 400f was introduced in the 1966 catalog as a solidstate ac voltmeter for measuring ac voltages from 100 microvolts to 300 volts rms full scale. All products include a 90 day warranty from test equipment center to ensure your complete satisfaction. Palo alto, ca, build 19651980, 5 pictures, 25 schematics, 16 semiconductors, united states of america. Hp archive this vintage hewlett packard document was preserved and distributed by. July 1974 about this manual weve added this manual to the agilent website in an effort to help you support your product. Convenient benchtop features highly visible vacuumfluorescent display built.
The standard instrument measures dc volts, ac volts, and resistance. Sold as is message us for shipping quotes more photos available upon request see the pictures or message us for more information. This is a demonstration and tet of an hp 400e ac voltmeter. Peakresponding circuits allow a voltmeter to serve as a multifunction meter and, what is more important, enables it to be used at much higher frequencies. It has the option of using an internal battery for power. If you have some stuff that not is listed here you can donate this by contact mods. View online or download hp 400fl operating and service manual. This manual provides the best information we could find. In this page you find schematic, users and instructions manuals, service manuals, technical supplement, leaf leads and other good stuff. Hewlett packard 3455a digital voltmeter, refurbished. Hp 34401a multimeter university of colorado boulder.
Agilent hp400el schematics hp ac voltmeter service. This analog meter is the needed tool in any audio or video recording studio for calibrating and maintaining pro audio and video gear, audio level setting, determining signal to noise ratios and many other applications. The cord is not the original but is a nice quality cord with the correct type of connector. The hp models 400f and 400fl are versatile ac voltmeters and db meters. I picked up an hp 400fl ac voltmeter in good condition except that the meter movement wont zero. The hi and lo input terminals are connected to the mains under measurement category ii conditions, defined below, and the mains are. The polarity of ac alternating current voltage varies over time. Palo alto, ca, build 1966, 1 pictures, 17 semiconductors, united states of america, schematics, tubes. Hp color laserjet 4600 printer series choose a different product series warranty status. Manuals, service notes, brochures, and data sheets the historic rollout of hewlettpackard equipment is detailed below, along with our archive of equipment manuals, service notes, data sheets, brochures, and any available collector references. The manufacturers manuals were used as the prime data sources in compiling these instructions. Sacramentoarea used ham radio equipment for sale n6htv. The five functions are dc volts, ac volts, dc current, ac current and ohms. With the model 11036a detachable ac probe, the voltmeter can be used to measure ac voltage from 20 cps to 700 mc.
View online or download hp 400el operating and service manual. However, it needs minor repairs and i badly need a schematic. Hp agilent diagrams, schematics and service manuals download for free. The equipment being calibrated will be referred to as the ti test instrument throughout this bulletin. Agilent 400fl products for sale at test equipment center are thoroughly tested, and receive electrical and cosmetic reconditioning as needed prior to sale. And depot maintenance manual hewlettpackard electronic voltmeter model 410c this copyis a reprint which includes curren t pages from change 1.
Chapter 1 installation and maintenance this chapter contains information on initial inspection, installation, and. Your are looking at an hp 400el ac voltmeter model 53602925 we will ship this meter anywhere in the lower 48 states for free. Measure with confidence with up to 8 ppm 1year direct current voltage dcv accuracy 4ppm with option maximize productivity with fast measurement speeds up to 100,000 readingss. Download agilent hp 400el schematics hp ac voltmeter measuring and test equipment,digital multimeters, analog multimeters, fluke, wavetek. The operating and service manual supplied with each. The ac dc voltmeter recommended model should be an hp model 3466. Designed by hp agilent in the late 60s and made through 1980, this meter still is a performer. My ac voltmeter will not zero any more, anyone have a manual or schematic for it. Discussion in troubleshooting and repair started by vecher, oct 16, 2017. We have 1 hp 400el manual available for free pdf download.
Unspecified check warranty status manufacturer warranty has expired see details covered under manufacturer warranty covered under extended warranty, months remaining month remaining days remaining day remaining see details. View and download hp 3406a operating and service manual online. The readings are spot on compared to my fluke 87 multimeter and siglent oscilloscope. T e c h n i c a l i n f o r m a t i o n f r o m t h e h p l a b o r a t o r i e s.
The hp model 3465a multimeter is a 412digit, five function digital multimeter. This vintage hewlett packard document was preserved and distributed by. Hewlettpackards 3455a digital voltmeter is a 5 12 to 6 12digit integrating voltmeter for bench or systems applications. Hp ib and auto or manual ranging are also standard.
Its combination of benchtop and system features makes this multimeter a versatile solution for your measurement needs now and in the future. It was itself an evolution of the illustrious dy2401 integrating digital voltmeter, certainly dymecs single most valuable product, in terms of both dollarvolume and contribution to the measurement art. Digital voltmeter was a very early addition to the hp catalog. We have 1 hp 400fl manual available for free pdf download. Agilent 400fl ac voltmeter and other voltmeters for sale at test equipment center. Free hp agilent diagrams, schematics, service manuals. Disclaimerall our equipment, parts, and hardware new, used. Measurements can be made to four significant digits with a sample rate of 212 readings per second. Heathkit hp a transistorized dc power supply texts. Hp model 400a vacuum tube voltmeter library of congress. Heathkit diagrams, schematics and service manuals download for free. View and download hp 400f operating and service manual online. Hewlett packard 3455a digital voltmeter, refurbished hp.
I have a schematic for the 400eel and it is similar but not close enoughthere are significant differences in the circuitry and all of. View and download hp 400e operating and service manual online. Here is the operation and service manual of the hp 400ffl. Throughout this manual, the 3465a multimeter will be referred to as multimeter. I have a schematic for the 400eel and it is similar but not close enoughthere are. Hewlett packard 400fl ac voltmeter db decibel hp for sale.
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