Categorieën
- Antennas and tuners (18)
- Experimental measurements (40)
- Geen categorie (4)
- Homebrew Projects (129)
- measurement projects (69)
- Other projects (36)
- Radio projects (24)
- Measurement gear (222)
- Bridges and component testers (24)
- Calibration gear (30)
- Frequency measurement gear (13)
- Griddippers (3)
- Multimeter with tubes (8)
- Multimeters (44)
- network and spectrum Analysers (24)
- Osciloscopes (31)
- Other measurement gear (46)
- Signal, pulse, functiongenerators (17)
- Other stuff (24)
- Receivers (7)
- Reviews (1)
- some professional projects (8)
- Theory and tutorials (43)
- Transceivers (10)
- Transmitters (2)
-
Willekeurige foto
-
Recentste berichten
Meta
Tag Archives: multimeter
Measuring Electrolytic Capacitors with DMM
This during a repair. I did some measurements to show that a DMM is unfit to measure capacitance with the goal to know if it is bad. New Panasonic low ESR FM, 50V 22 uFLCR meter: 21,01uF, D=0,025 at 100 … Continue reading
Posted in Experimental measurements
Tagged component testing, multimeter
Comments Off on Measuring Electrolytic Capacitors with DMM
HP-410B vacuum tube multimeter
This VTVM is usable upto 700 MHz and with a given correction up into the GHz range. It was at the time of design one of the best benchmeters. That was the 410A, the competition was the GR-1800A that I … Continue reading
Posted in Multimeter with tubes
Tagged multimeter, teardown, VTVM
Comments Off on HP-410B vacuum tube multimeter
Philips PM-2420 nixie DMM
A very nice Philips meter, probably made in 1968. It is a digital meter with nixies as display. A big contrast with my HP-410B, a huge vacuum tube equipped analog meter build in the same year. The meter only has … Continue reading
Posted in Measurement gear, Multimeter with tubes, Multimeters
Tagged multimeter, nixie, philbrick, philips, teardown
Comments Off on Philips PM-2420 nixie DMM