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Details the function of each control on the front panel, including power, indicators, and selectors.
Describes the audio inputs, speaker outputs, and power connections on the rear panel.
Identifies the location and type of vacuum tubes (22DE4, 6SN7, 300B) on the top panel.
Guide for connecting single-ended headphones via 6.35mm jack and 3.5mm adapter.
Guide for connecting balanced headphones using 4-pin XLR output.
Explains the three impedance settings (L, M, H) for optimal headphone matching.
General| Model | HA-300 |
|---|---|
| Type | Vacuum Tube Amplifier |
| S/N Ratio | > 90dB |
| Vacuum Tubes | 300B x 2 |
| Input Impedance | 100kΩ |
| Headphone Impedance | 32Ω - 600Ω |
| THD | < 1% |
| Inputs | RCA, XLR |
| Outputs | 6.35mm, XLR |
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