used Yorkville AP812 Powered Mixer
The AP812 includes all of the power and features of the AP818 but with eight mono channels instead of fourteen. Channels 9 to-12 are configured in stereo with cueing switches and RCA inputs for disc jockey and/or live theater applications.
Patching includes switchable mains / monitor amp assignment along with enough inputs and outputs for external audio processing. Speakon™ and 1/4" phone jacks are rear-mounted for convenient speaker output. Inside, SilentFan™ cooling assures quiet, reliable performance. Other features include: Two assignable 9-band graphic equalizers, a 255-preset digital effects processor with footswitchable in/out, phantom power, effects return fader, headphone jack, two LED VU meters, easy access top-mounted input / output jacks, rubber-surround rotary knobs, smooth faders and an optional 19" rackmount kit.
Specifications
| Number of Channels | 12 |
| Mono Channel EQ | (ch.1 to 8) Low, Sweep Mid, High |
| Stereo Channel EQ | (ch. 9/10 & 11/12) Low, Mid, High |
| Channel Effects | All Channels |
| Monitors Effects | Yes |
| Balance Controls | 9 to 12 |
| Pan Controls | 1 to 8 |
| Inputs - XLR (bal) | Ch. 1 - 8 |
| Inputs - 1/4" | Ch. 1 - 12 |
| Inputs - RCA (unbal) | 2 Stereo Sets |
| Clip / Mute LED | All Channels |
| Phantom Power | 24 V + LED indicator |
| VU Meter | 2 x 5 LED |
| Headphone Monitor Features | Cue , Volume |
| Internal Effects | Digital 16 Bit; 255 Effects |
| Effects Send | 1 Internal/External |
| Reverb / Effects Footswitch | Yes |
| Max Gain to Line Out -Mic Input (dB) | 63 |
| Max Gain to Line Out -Line Input (dB) | 45 |
| Master EQ -1 (type/Channels/Range -dB) | Graphic / Mono / 9 Band 63 Hz - 16,000 Hz |
| Master EQ -2 (type/Channels/Range -dB) | Graphic / Mono / 9 Band 63 Hz - 16,000 Hz |
| Main Outputs (Line Level) | 4 , 1/4 inch (TRS) 2 pre, 2 post EQ |
| Main Amp Inputs (Line Level) | 2 , 1/4 inch (TRS) |
| Monitor Outputs (Line Level) | 1, 1/4 inch (TRS) |
| Outputs - Amp A - 1/4" Jacks | 2 |
| Outputs - Amp A - Speakon 4-pin | 1(Euro only) |
| Outputs - Amp B - 1/4" Jacks | 2 |
| Outputs - Amp B - Speakon 4-pin | 1 (Euro only) |
| Mixer - Signal to Noise Ratio (dB) | greater than 100 |
| Mixer - Freq Resp (Tone and EQ Flat,?2dB) | 20 Hz - 20,000 Hz |
| Mixer- Input Ref Noise to line out @150 Ohms(dBv) | -117 |
| Mixer THD (Main out w/ -10dB input) | less than 0.03% |
| Amp A-Power Output@8 Ohms (0.1 PER THD 1kHz) | 240 |
| Amp A - Power Output @ 4 Ohms | 455 |
| Amp B-Power Output@8 Ohms (0.1 PER THD 1kHz) | 240 |
| Amp B - Power Output @ 4 Ohms | 455 |
| THD - 1kHz (dB) | less than 0.03% |
| THD - 20Hz-20kHz (dB) | less than 0.1% |
| Hum and Noise (un / Aweight -dB) | -98 |
| Typical crosstalk -1 kHz (dB- | -66 |
| Input Impedance - Bal/Unbal (Ohms) | 22,000 - 12,000 |
| Input Sesitivity (Vrms Sine) | 1.47 V |
| CMRR @ 60Hz (min/typ) | 54 dB / 66 dB |
| Max Votage Gain (dB) | 29 |
| Power Consumption (typ/max) | 660 VA / 1200 VA |
| Protection | Thermal / Load / DC |
| Cooling | Variable Speed DC Fan |
| Transformer Type | Toroidal |
| Finish | Scratch Resistant Vinyl-Coated Aluminum |
| Chassis Construction | Steel |
| Rackmount | Yes (RK812) |
| Other Features | Selectable stereo mains or mono main & monitor. |
| Dimensions (DWH, inches) | 18 x 19 x 5.5 |
| Dimensions (DWH, cm) | 45.7 x 48.3 x 14 |
| Weight (lbs/kg) | 37 / 16.8 |