A wideband 1:21 1 kΩ DIY oscilloscope probe
Active probes
Oscilloscope active probe - EDN
Active Probe, Schematic Included - YouTube
Tip 3: Robust high-bandwidth passive DIY probes - nihtila.com
Response of cheap RF Active Probe from Ebay.
Active Oscilloscope Probes | DigiKey
Poor Man's 1-GHz
Active probes
Active Probe With High Input Impedance And Selectable Gain | DIY
operational amplifier - Is this a good design & layout of an active differential 'scope probe? - Electrical Engineering Stack Exchange
DIY 1GHz* Active Probe for Under 20$** : 5 Steps (with Pictures) - Instructables
DIY 1GHz* Active Probe for Under 20$** : 5 Steps (with Pictures) - Instructables
DIY active 1.3 GHz FET Probe - 🚀 Great Projects - AISLER Creative Community
An almost-GHz active differential oscilloscope probe
DIY 1GHz* Active Probe for Under 20$** : 5 Steps (with Pictures) - Instructables
High-impedance FET probe extends RF-spectrum analyzer's usable range - EDN
DIY Active Sub-GHz Differential Scope Probe | Hackaday
High Frequency Probes – Electronic Projects for Fun
EEVblog #1368 - Active Oscilloscope Probes COMPARED (Part 2) - YouTube
DIY 1GHz* Active Probe for Under 20$** : 5 Steps (with Pictures) - Instructables
Make Your Own Solder-In Passive Oscilloscope Probes - Hackster.io
DIY 1GHz* Active Probe for Under 20$** : 5 Steps (with Pictures) - Instructables
Open-Source 2 GHz Oscilloscope Probe | Hackaday
A wideband 1:21 1 kΩ DIY oscilloscope probe
High Frequency Probes – Electronic Projects for Fun
Building Solderable In-Circuit Oscilloscope Probes - Blog - Test & Tools - element14 Community
