Audio Precision AUX-0025 Switching Amplifier Measurement Filter two-channel For Sale
Audio Precision AUX-0025 Switching Amplifier Measurement Filter two-channel:
$1099.00
Providing signal preconditioning for measurement accuracy in Class-D amplifier test
The Audio Precision AUX-0025 / 0040 / 0100 switching amplifier measurement filters are designed to be inserted between the device under test and an analyzer input, to reduce out-of-band switching signal components before measurement. The filtersuse a passive design for optimal performance, with custom inductors designed for high power handling and minimal low-frequency distortion.
The AUX-0025is a two-channelpassive filter, with a 20 Hz to 20 kHz passband. It is designed to be used with two-channel analyzers, including the APx555, APx52x Series and 2700 Series test of Channels
2 (AUX-0025)
Frequency Response
±0.05 dB, 20 Hz to 20 kHz (AUX-0025 (dc coupled)
Insertion Loss
Typically −0.054 dB
High-Frequency Rejection
Typically > 50 dB, 250 kHz to 20 MHz AUX-0025
Maximum Input
±200 Vpk [140 Vrms], dc to 7.5 kHz, decreasing to 75 Vpk [53 Vrms] from 20 kHz to 2 MHz (AUX-0025 )
Interchannel Crosstalk
90 dB at 20 kHz (AUX-0025 )
Distortion
< -110 dB harmonic (measured at 70 Vpp, 1 kHz)
< -100 dB IMD (at 70 Vpp with 18 kHz and 20 kHz dual-tone test signal)
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