Description
Product Description
Features:
- Single needle, solely and tracing measurement.
- Frequency: 5Hz–1MHz.
- AC Voltage: 300uV–100V, Max. (DC+AC300V).
- dB measurement:-70dB–+40dB.
- 3600 revolving switch
- 10MΩ input impedance.
- Measuring with voltage adjustment
Specifications:
Measuring range
Voltage:300µV-100V in 12 steps
dB:-70dB to +40dB
dBm:-80 to +52dBm (0dB=1Vrms, 0dBm=0.755V)
Measuring mode
Measuring with voltage adjustment
Error
Within 3% at 1KHz, full scale
Frequency response
5Hz~1MHz:±10%
10Hz~500KHz::±5%
20Hz~200KHz::±3%
30Hz~100KHz::±2%
Readout at 1KHz as a reference
Input impedance
10MOmega:±5%, 45pF
Max input voltage
500V(DC+AC peak) (within in 3V-100V)
300V(DC+AC peak)( within 300µV-1V)
Stability
±5% of full scale, at 10% variety of line voltage
Survival voltage
Less than 200µV at 1mV range and short-circuit of input
Cross-talk
Independent 80dB connecting 600Omega
load
Consistent:50dB connecting 600Omega load
Gain
60dB
Output voltage
0.1Vms±20% ai full scale without load
Output resistance
600Omega±20% at 1KHz
Distortion
Less than 1% at full scale
Signal to noise ratio
More than 30dB at 0.3mV range
Frequency response
5Hz~500KHz: within ±3%
ambient
10C~40C 85% RH
Power supply
220V/110V±10% 50Hz/60Hz
Dimension
239*140*200mm
weight
About 2.5Kg
| Frequency | dB measurement |
| 5Hz–1MHz | -70dB–+40dB |
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