Distortion Meter DTM4120
High-Precision Audio Distortion Meter with Integrated Oscillator and Wide Frequency Range
₦1454000.00
Out of stock
DTM4120 - High-Precision Distortion Meter
The DTM4120 distortion meter is an advanced testing instrument designed for precise measurement of distortion and AC voltage in audio and electronic circuits. It offers a wide frequency range, exceptional accuracy, and features an integrated oscillator for reliable signal generation. Ideal for use in research labs, production environments, and quality assurance testing.
Specifications
Distortion Measurement
Distortion Range:
20Hz~20kHz: 100%~0.01%
10kHz~109kHz: 100%~0.03%
Accuracy:
300Hz~5kHz: ±7% full scale
20Hz~20kHz: ±10% full scale
10Hz~109kHz: ±15% full scale
Residual Distortion:
300Hz~5kHz: 0.015%
20Hz~20kHz: 0.025%
10Hz~109kHz: 0.035%
Input Level:
DTM4120: 50mV~100V
DTM4121: 50mV~300V
AC Voltage Measurement
Voltage Range:
300µV~300V (DTM4120 requires an attenuator for >100V)
Accuracy: ±5% full scale
Residual Noise:
At 100V:
20Hz~50kHz: ≤0.5dB
5Hz~300kHz: ≤1dB
At 300V:
20Hz~20kHz: ≤0.5dB
10Hz~100kHz: ≤1dB
Frequency Range: 5Hz~300kHz
Residual Noise: 50µV
Max S/N Ratio: 120dB
Output Impedance: 100kΩ // 100pF
Oscillator
Frequency Range: 10Hz~109kHz
Accuracy: 0.05% ±1Hz
Distortion:
300Hz~5kHz: 0.005%
20Hz~20kHz: 0.015%
10Hz~109kHz: 0.07%
Output Voltage: 3Vrms (1MΩ load)
Output Impedance: 600Ω
Oscillator
Frequency Range: 10Hz~109kHz
Accuracy: 0.05% ±1Hz
Distortion:
300Hz~5kHz: 0.005%
20Hz~20kHz: 0.015%
10Hz~109kHz: 0.07%
Output Voltage: 3Vrms (1MΩ load)
Output Impedance: 600Ω
Power supply: 110~127VAC±10%/220~240VAC±10%, 50Hz±2Hz/60Hz±Hz
Physical Specifications
Dimensions (W × H × D): 350mm × 120mm × 340mm
Weight: 5kg
Features
Auto range and precise distortion measurement.
Wide distortion measurement range: 100%~0.01%.
Integrated oscillator with minimal distortion.
Versatile AC voltage measurement capability with low residual noise.
Compact, durable design suitable for professional applications.