ADR25 is a pre-amplifier with 8 input channels and eight output channels exclusively used by the digital multiple-access public address system. Independent volume control for 8 output channels. Independent tone control for eight output channels of high and low pitch. Input sensitivity of each line250MV. With compulsive insert and priority function. This bass guitar preamp is the best bass preamp.
No. | Item | Indicator requirement | Unit | |
1 | Input sensitivity of each line | 250 | Mv | |
2 | Output level of each line | 1000 | Mv | |
3 | Noise-signal ratio | >80 | dB | |
4 | Frequency response (-3dB) | 20-30k | Hz | |
5 | Regulating range of tune in each channel (relative to frequency of 1kHz) | Low pitch (100Hz) | ±10 | dB |
High pitch (10kHz) | ±10 | dB | ||
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