CHECK OUT THE WIKI The purpose of the wiki is mainly to allow you to find information on instruments, either from either
- The model number
- The function(s) listed below. Some instruments have multiple functions - for example, the 4195A is a VNA, spectrum analyzer and an impedance analyzer. Therefore the 4195A is listed in multiple categories
Please also check out HPWiki available here:
- Accessory kits - various types
- AC power analyzers - PA2201A and PA2203A
- AC power supplies 6811C, 6812C, 6813C
- Airlines
- Arbitrary waveform generators M8194A
- Amplifiers?493A, 495A?
- Attenuators (optical) 8156A, 8157A, 8158B, 81566A, 81576A,?
- Attenuators (RF) 8494A
- Attenuator set (500 Ω) 350C
- Attenuator set (600 Ω) 350D
- Attenuator switch driver
- Audio analyzers? 8903A, 8903B, 8903E,? ?
- Base station test sets
- Bit error rate testers (BERTs)
- Cables
- Capacitance meters U1701A, U1701B, 4272A, 4278A, 4279A
- Capacitor Bridge 4270A,
- Capacitor standards 16380A, 16380C,?
- Carrier noise test setsi
- Cesium frequency standards
- Clamp ammeters
- Close field probes
- Crystal Impedance E4915A, E4916A
- Data Acquisition Systems (DAQs)
- DC power analyzers
- DC power supplies 6030A , 6031A , 6032A, 6033A, 6035A, 6131C, 6621A, 6622A, 6623A, 6624A, 6627A, 6255A, 6645A, 6671A, 6672A, 6673A, 6674A, 6675A, 62003A, 62003C, 62003E, 62004A, 62004B, 62004E, 62005A, 62005B, 62005E, 62006A, 62006B, 62006E, 62010A, 62010C, 62010E, 62012A, 62012C, 62012E, 62015A, 62015C, 62015E, 62018A, 62018C, 62018E, 62024A, 62024C, 62024E, 62028A, 62028C, 62028E, 62048A, 62048C, 62048E
- Delay lines
- Detectors
- Device current waveform analyzers
- Digital communications analyzers
- Directional couplers
- Distortion analyzers 330B, 330C, 330D, 331A, 332A, 333A, 334A, 339A, 8903A, 8903B, 8903E,???
- Dynamic measurement DC source
- Electrometers
- Fading simulators
- Femto ammeters
- Filters
- Frequency counters 522B, 5342A 5343A 5352B
- Frequency standards?
- Function Generators ? 3310A,? 8165A,
- GPIB controllers, extenders, cables etc.
- GPS frequency standards
- Harmonic mixers
- High resistance meters 4339B
- High resistance meter fixtures 16008B
- HEV EV Grid Emulators and Test Systems
- In-circuit test systems
- Impedance analyzers 4195A, 4291A, 4291B, 4395A, 4396A, 4396B, 4294A, E4990A, E4991A
- Impedance Analyzer Accessories
- Impedance / Gain Phase analyzer 4194A
- Impedance Meter 4193A,
- Isolators
- LCR meters? U1701A, U1701B, U1731A,? U1731B, U1731C, U1732A, U1732B, U1732C, U1733C, 4191A , 4192A, 4194A, 4195A, E4196A,? 4216A, 4260A, 4261A, 4262A? 4263A, 4263B, 4271B, 4274A, 4275A, 4276A , 4277A, 4284A, 4285A, 4286A, 4287A, 4291A, 4291B, 4294A, 4332A, 4342A, 4395A, 4396A, 4396B, E4980A and E4980AL
- LCR meter calibration devices? 16380A 42030A? 42090A, 42091A and 42100A
- LCR meter accessories
- 2-Terminal BNCs.
- 4-Terminal Pair (BNC connectors)
- Cable extension 16048A, 16048D, 16048E, 16048G, 16048H
- DC current bias accessories 42841A, 42842A, 42842B, 42842C, 42843A
- DC voltage bias accessories 16065A, 16065C,
- Kelvin clips 16089A, 16089B, 16089C,16089E
- Lead Components 16047A,16047B, 16047D, 16047E
- Material 16451B, 16452A
- Probes 42941A
- SMD 16034E, 16034G, 16034H
- 2-port 16096A
- 7 mm (APC7)
- 2-Terminal BNCs.
- LCZ meters? 4276A, 4277A,
- Lightwave clock / data receivers
- Lightwave converter
- Lightwave component analyzer
- Lightwave measurement system mainframes
- Lightwave polarization analyzers 8509B
- Logic analyzers
- Nemo wireless network solutions.
- Noise and interference test set
- Noise figure analyzers
- Noise sources 346A, 346B. 346C ,
- Matching pads (50 ohm to 75 ohm or similar)
- Materials test equipment
- Microwave repeaters
- Microwave downconverters 70427A
- Microwave / THz sources
- Milliammeter 428B
- Milliohm meter
- Mobile communications DC source
- Modular instruments
- AXIe
- Data acquisition (DAQ)
- USB
- PXIe
- Modulation analyzers
- Multimeters 427A, 970A
- Optical attenuators
- Optical heads
- Optical sources
- Optical spectrum analyzers
- Oscilloscopes 120A, 120AR, 120B, 122A, 130A, 130B, 130BR, 130C, 140A, 140B, 141A, 150A, 150AR, 160B, 180A, 180AR, 180CD, 181A, 181AR, 181T, 181TR, 182C, 182T, 183A, 183B, 184A, 184B, 185A, 185B, 1200A, 1200B, 1220A, 1221A, 1703A, 1707A, 1707B, 1710A, 1710B, 1715A, 1722A, 1725A, 1726A, 1740A, 1741A, 1742A, 1743A, 1744A, 1746A, 1980A, 1980B, 5403A, 6000A, 6000L, 16533A, 16534A, 54100A, 5410B, 54100C, 5100D, 54111D, 54120A, 54120B, 54200A, 54501A, 54502A, 54503A, 54504A, 54520A, 54520C, 54540A, 54540C, 54542A, 54542C, 54600B, 54601A, 54601B, 54602B, 54603B,? 54645A, 54654N, 54710A, 54720A, 54750A, 54825N, E1428,?
- Oven controlled crystal oscillators (OCXOs)
- Pattern generators
- PCM terminal test set
- Phase noise measurement
- Pico ammeters
- Printers 2225
- Plotters 7470A, 7475A?
- Probes
- Protocol analyzers and exercisers.
- Power booster test sets
- Power meters 431A, 431B, 431C, 432A, 435A, 435B, 437B, 438A
- Power splitters
- Power supplies
- Pulse generators
- Q-meters 4342A?
- Q-meter calibration inductors 16470A
- Reflection transmission test set
- Return loss module (optical)
- Relays / switches / switch matrices (optical)
- Relays / switches / switch matrices (RF)
- Resistor standards 42030A?and 42100A
- S-parameter test sets
- Scalar network analyzers
- SCSI bus preprocessor interface E2324A
- Selective level meters 3746A
- Semiconductors
- Semiconductor parameter analyzers 4145A, 4155B, 4156B,
- Signal analyzers
- Signal generators / sweep generators / signal sources / oscillators 200CD, 201B, 209A, 204D,? 608A,? 8165A
- Software
- Source measure units
- Spectrum analyzers 4195A,???
- Switch control units
- SWR meter 415E?
- Time interval? counters
- Time mark generator 226A
- Timing and data state modules
- Torque wrenches
- Transmitter testers
- Trigger modules
- Ultrasound transducers
- Universal bridge? 4260A, 4265A, 4265B?
- Vacuum tube voltmeter 410C
- Vector Impedance Meter 4193A, 4800A, 4815A
- Vector Network Analyzers (VNAs) 4195A,? 8510A, 8510B, 8510C, 8753A, 8753B, 8753C, 8753D, 8753E, 8753ES, 8752ET, 8719A, 8719B, 8719C, 8719D, 8720A, 8720B, 8720C, 8720D, 8720ES, 8722A, 8722B, 8722C, 8722D, 8722ES,
- Vector Network Analyzers (VNA) calibration kits 85032B, 85032E, 85033C, 85033D, 85033E, 85050B, 85050C, 85050D, 85052B, 85052C, 85052D, 85054A, 85054B, 85054D, 85056A
- Vector Network Analyzer (VNA) verification kits
- Vector Signal Analyzer 89650S, 89600S
- Vector voltmeters 8405A, 8508A,
- VXI mainframes 70000B, 70000C
- Waveform and function generators
- Waveguide to waveguide and waveguide to coaxial transitions.
- Wireless 58 OTA chambers
- Wireless channel emulators
- Wireless network emulators
- Wireless communication test sets
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HP PN 04194-81803 What is it?
I am trying to find out if there is an equivalent commercial PN to replace an 04194-81803.
Thank you, Francesco Ledda
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Francesco Ledda
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#150685
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Re: HP3325A Trouble, Calibration FAIL 2 & 3
Meanwhile i found a bad (high resistance) hf transistor Q219, located in the amp. It is a MM4018, which is not available. Can I use a 2N5160?
This is from the specs a similar type: PNP, 40V,hfe 10,
By
Ralf Rosche
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#150684
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Re: Manual for HP 466A amplifier
Thanks to all for the information on the HP-466A!
Hope I can help others from my HP experience ('77-'2001).
By
WB2UAQ
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#150683
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Re: HP 478 A? Thermistor mounts
I have, as listed in the 1994 Options List, an HP-478A-H63, which is spec'd
to operate from 100 KHz to 1 GHz and it really does respond that low and
lower. It belonged to HP Division 4 (does anyone
By
Jeremy Nichols
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#150682
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Re: HP 478 A? Thermistor mounts
Hi David? Thank you found the information so made a new file HP 478A? and put the information in there
Regards :Paul
By
Paul Bicknell
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#150681
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Re: HP 3403C True RMS Voltmeter display fault
Hey again,
Here are the photos. The one with the big blob is the blown one. It does melt with the iron so it's indeed solder. Thanks for the info on possible replacements.
By
AArnaud
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#150680
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Re: HP 478 A? Thermistor mounts
Here are the 478A options listed in the 1994 options list, that is on the web somewhere.
David
By
factory
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#150679
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HP 478 A? Thermistor mounts
Re HP 478 A Thermistor mounts could someone –please direct me to a listing of the different options for example HP 478 A - H75
also interested in any one that uses the H75 option
Regards Paul
By
Paul Bicknell
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#150678
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Re: HP 3403C True RMS Voltmeter display fault
Ok, tgat's good to know.
DaveD
KC0WJN
[email protected]> wrote:
By
Dave Daniel
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#150677
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Re: Manual for HP 466A amplifier
I have a scanned copy.? It's not great, and I don't remember where I got it, but I've attached it anyway...
~~
Mark
By
Mark Moulding
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#150676
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Re: E5052A Power On Test (3.3V Bus Supply)
Isn’t one solution to side modes using multiple (fiber) loops of different lengths, such that fewer frequencies fit?
(Borrowed thinking in terms of laser resonators and etalons where sometimes
By
Ed Marciniak
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#150675
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Re: HP 3403C True RMS Voltmeter display fault
The OSCON type capacitors aren’t available in higher voltage ratings.
________________________________
Sent: Tuesday, March 4, 2025 11:30:05 AM
To: [email protected]
By
Ed Marciniak
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#150674
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Re: HP 3403C True RMS Voltmeter display fault
I'll add that since, in general, modern caps are smaller than vintage caps,
make sure the the voltage rating of the new cap provides sufficient margin
over the voltage rail. For instance, Tektronix
By
Dave Daniel
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#150673
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Re: HP 3403C True RMS Voltmeter display fault
Arnaud, you can replace Ta caps with alternatives in most applications, so there's no need to spend too much for an original type. Usually ones that burn out are in supply bypassing spots, which are
By
ed breya
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#150672
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Re: HP 54512B (pair) repair
Mike,
No worries, everything I'm doing is at my own risk and expense. I welcome
any ideas - Razvan, Jim thanks to you too!
Radu
[email protected]> wrote:
By
Radu Bogdan Dicher
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#150671
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Re: HP 54512B (pair) repair
Radu,
I am not sure what the chemical is that they are using. You need to find out what it is from someone who is familiar with chemicals such as a chemical engineer. I would guess that
By
Michael Bafaro
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#150670
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Re: 48-440 Hz AC power compatibility option (HP 8660B OPT 003) - acoustic noise (hum/buzz) from the unit?
Well I have run into the laminates also.
But on a HP8640b it was the transformer and it finally let the smoke out.
This happened some 20 years ago and on that generator I plumbed in a
external linear
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paulswed
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#150669
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Re: 48-440 Hz AC power compatibility option (HP 8660B OPT 003) - acoustic noise (hum/buzz) from the unit?
Years back I had a problem in my 8660 where I had 60 Hz sidebands on the CW output that exceeded spec.? After extended troubleshooting and consultations with the (at the time) Yahoo group it came out
By
Peter Gottlieb
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#150668
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Re: HP 3403C True RMS Voltmeter display fault
Hey everyone,
I'll check whether or not the blob will melt. Both capacitors have this blob, although it is more pronunced on the dead one. Considering that we can now see inside the capacitor I think
By
AArnaud
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#150667
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Re: E5052A Power On Test (3.3V Bus Supply)
Thanks, Jim!
We have gone through all the usual suspects when choosing the phase noise kit for this round. There was also NoiseXT (is it former Aeroflex?)
Cross-correlation is a great advantage but
By
Leo Bodnar
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#150666
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