Bird
| Pix | Model | Type | Quicknote |
 | 43 "Thruline" | Directional wattmeter | 0.45-2700 MHz depending on "plug" |
 | 4431 "Thruline" | Directional wattmeter | Built-in variable RF signal sampler |
Crescomm
| Pix | Model | Type | Quicknote |
 | 600 | Frequency counter | DC-600 MHz |
DSI Instruments
| Pix | Model | Type | Quicknote |
 | 3550 | Frequency counter | 0.05-550 MHz |
Hewlett-Packard (Agilent)
| Pix | Model | Type | Quicknote |
 | ESA-L1500A | Spectrum analyzer | 0.009-1500 MHz |
 | HP 8656A | Signal generator | 0.1-990 MHz |
 | HP 8656B | Signal generator | 0.1-990 MHz |
 | HP 8657A | Signal generator | 0.1-1040 MHz |
 | HP 8657B | Signal generator | 0.1-2060 MHz |
 | HP 8901A | Modulation analyzer | 0.15-1300 MHz |
Kenwood/Trio
| Pix | Model | Type | Quicknote |
 | DG-5 | Digital readout/Frequency counter | For TS-520S |
 | SM-220 | Station monitor |
|
Mizuho
| Pix | Model | Type | Quicknote |
 | DX-555 | Frequency counter | 0.44-30 MHz |
 | DX-555D | Frequency counter | 0.44-30 MHz |
Saga
| Pix | Model | Type | Quicknote |
 | 130 | SWR/Power meter | Up to 30 MHz |
Velleman
| Pix | Model | Type | Quicknote |
 | DVM13MFC2 | Frequency counter | 0.01 Hz-2.4 GHz |
Yaesu
| Pix | Model | Type | Quicknote |
 | YC-500J | Frequency counter | 500 MHz |
 | YO-301 | Monitor scope |
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