Description
The SWR meter or VSWR (voltage standing wave ratio) meter measures the standing wave ratio in a transmission line. The meter can be used to indicate the degree of mismatch between a transmission line and its load, or evaluate the effectiveness of impedance matching efforts.
Specifications
| Input Power Supply | 220 VAC ±10%, 50 Hz |
| Input Connector | BNC(F) |
| Amplifier type | High gain tuned at 1kHz |
| Input Frequency | 1000Hz ± 2% |
| Bandwidth(3db) | 50Hz |
| Input Selector | Xtal High (200KΩ) impedance
Xtal Low (200Ω) impedance Bolo 200 Ω, 4.5 mA Bias Bolo 200 Ω, 8.7 mA Bias |
| Sensitivity | <1 uV for full scale deflection at xtal low/Bolo position |
| Range | Over 70db (60db in 10db steps, 10db through coarse adjustment, 2db through fine adjustment) |
| Accuracy | ± 0.2 db per 10 db step |
| Meter Scales | SWR 1-4, SWR 3-10 Expanded SWR 1-1.3 db Expanded db 0-2 |
| Mode | Normal/Expanded |
| Gain Control | Coarse adjustment 10db minimum
Fine adjustment 2db minimum |
| Recorder output | Through BNC(F) connector |
| Recorder output level | 1V for full scale deflection of meter |
| Mechanical dimensions | 26(L) X 13(H) X 20.4(D) cms |
| Weight | 2.7 kg |
| Standard Accessories | i. Mains Cable (1 )
ii. Coaxial Cable BNC-BNC (1) iii. Spare fuses (2) iv. Instruction Manual |