The 4381 RF Power Analyst is obsolete however the PDF manual and specifications are shown below.
The 4391A is the replacement model found here: 4391A Product Information
Articles in this section
- Troubleshooting the Model 43 Wattmeter
- How often do I need to calibrate my Model 43 wattmeter?
- How do I read Forward and Relected RF power on a Model 43 wattmeter?
- I found a small metal ball inside my wattmeter - where did it come from and should I be concerned?
- Why is my Model 43 getting hot when I key my radio?
- Is it possible to replace the glass in a Model 43 wattmeter?
- 4300-400 Peak Power Kit Manual
- 4383, 4385, 4387 RF Power Analyst
- 4382, 4384, 4386, 4388 RF Power Analyst
- How do I Repair a Model 43?
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