The Whirlwind PA-1 is a high output, low distortion, portable monitoring device suitable for critical listening in any professional audio environment. The PA-1 accepts either balanced or unbalanced stereo, line-level signals through parallel XLR and 1/4" TRS inputs.
Powered by two 9 volt batteries that load into easy-access drawers or with included external PS24 AC power supply.
| Frequency Response | -2.5 dBm at 20 Hz -0.4 dBm at 20K Hz +3 dBm 17-61K Hz |
|---|---|
| Input Impedance | 20K ohm with PAD off 200K ohm with PAD on |
| Maximum Input Level | +20 dBm with PAD off +40 dBm with PAD on |
| Output Impedance | 10 ohms (headphone) |
| Maximum Output Level | +10 dBm into 30 ohm headphones +18 dBm into 10K load |
| Rise Time | 5.6 u S |
| Headphone Impedance | 30 ohm minimum |
| Noise | Battery power -84 dBm full up - 100 dBm full down PS24 power -88 dBm full down -83 dBm full up |
| Stereo Separation | 68 dBm at 1K Hz 45 dBm at 20K Hz |
| Range of Gain Controls | -60 to +15 dBm |
| T.H.D. +N | 0.006% at 1K HzM |
| Stereo Tracking | 1 dBm from 9 o’clock position to full CW |
| C.M.R.R. of Inputs | 74 dBm at 60 Hz |
Usually arrives in 5-9 business days.
Usually arrives in 5-9 business days.
Usually arrives in 5-9 business days.
Usually arrives in 5-9 business days.
Usually arrives in 5-9 business days.
