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 ¦¸) 350C
- Attenuator set (600 ¦¸) 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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Re: HP 3335A Repair
Great news, folks. After finding out both A15CR1 and CR2 were shorted, I replaced them with 1N4003s, and all rails are now coming online in spec (while having the board out, I also replaced all 10uF
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Radu Bogdan Dicher
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#129601
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Re: Pozidrive screws on HP covers
I'm also appreciating learning on this! I had no idea. Many thanks to the OP. I also found out I actually have a couple of these tips for my "fine work" bench driver. A #1 and a #2. I used the #2
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Radu Bogdan Dicher
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#129600
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Re: New STUFF added
Hello Walter, I¡¯m still searching for HP parts: ¡¤ The hybrid for the HP 3476A, 1813-0091 ¡¤ The winged knob for the HP 8640B Range switch. Can you help, please? Cheers, Brian, VK2GCE Sent: Sunday,
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Brian
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#129599
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Re: Pozidrive screws on HP covers
Here is a link to some pictures comparing Phillips and Pozidriv screwdrivers and screw heads. Photos were taken of the two types next to one another to permit easy observation of the differences
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Cubdriver
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#129598
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Re: Pozidriv screws on HP covers
Question: Is Torx and "star drive" the same thing? Perhaps the only difference is that Torx is trademarked?? Pete
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saipan59 (Pete)
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#129597
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Re: HP 3335A Repair
Well, after finally taking this apart (I'd post pictures, but I am a bit ptsd'ed...) I have two shorted diodes on A15 - CR1 and CR2. I am thinking vanilla 1N4148 would be OK in this position -
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Radu Bogdan Dicher
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#129596
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Re: Pozidriv screws on HP covers
FYI -square drive also known as Robertson Drive ( named after the inventor early last century)...great drive method! Ren¨¦e
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Ren¨¦e
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#129595
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Re: HP 3335A Repair
Raymond, Clay, You both sort of got beat by a hair with the 4 youtube videos Clay is talking about. Must be this: https://www.youtube.com/watch?v=EDAzsNKGAMY. And yes, I take back my statement on the
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Radu Bogdan Dicher
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#129594
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Re: HP 400E sticky needle
I would think that other glues might be more easily used. For instance, a famous very old glue is milk. A drop of milk will hold very well, but is also water soluble. Milk is the original ingredient
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Chuck Harris
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#129593
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Re: Pozidriv screws on HP covers
Since nobody seems to have mentioned it, Pozidriv screws can be identified by a cross type screw slot, with a set of fine lines stamped in the head in between the crossed slots (a cross and a
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Chuck Harris
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#129592
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HP 1661A Logic Analyzer Schematics
Does anyone have the schematics for the HP 1661A Logic Analyzer?? I found the service manual, but no schematics. Best regards, Alex
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ajkurras@...
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#129591
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Re: HP 3335A Repair
So my memory served me right! Raymond
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Raymond Domp Frank
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#129590
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HP 432A drift
Before I dive deeply into troubleshooting maybe someone can give me a direction to look into first. I have a HP 432A with a downward drift. Same problem on all three mounts that I have, a HP 478A, a
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Steve J. Noll, WA6EJO
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#129589
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Re: Pozidrive screws on HP covers
People: I keep learning useful stuff on these threads even when looking at posts about equipment I don¡¯t own. Pozidrive screws: Great tip! Steve
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Steve Holland
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#129588
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Re: HP 3335A Repair
I used to work as a line tech on these back in 1980.? The things I most remember about them was the .01dB level accuracy and the millihertz frequency resolution were just amazing.? I also remember
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freshndaire
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#129587
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Re: Pozidrive screws on HP covers
On Sat, 17 Sep 2022, vk2bea via groups.io wrote: All HP gear used Pozidriv screws, not Philips. May be there are some exclusions but as far as I can tell I have never seen that. > I failed to realize,
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Sergey Kubushyn
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#129586
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Re: HP 3335A Repair
Larry, You're right and my apologies again to the members and moderators. I will approach this differently next time (which is how I typically do it). Radu.
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Radu Bogdan Dicher
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#129585
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Re: HP 400E sticky needle
You will probably find some of the flakes stuck in the meter movement. Worst case, you will find some steel filings stuck in the meter movement. Cheers ???? Bruce Quoting bd139 <me@...>:
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Bruce
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#129584
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Re: HP 400E sticky needle
Well the Pritt stick melted in hot water did a really good job of the peeling. Looks excellent! However it's still sticking. I will disassemble it again tomorrow and investigate further.
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bd139
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#129583
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Re: Pozidrive screws on HP covers
Is pozidriv better than hex, though? I've had dramatically lower frustration using hex on most things I design (though torx conceptually seems better and now its patent has expired, so I might move in
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Bryce Schroeder
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#129582
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