Ashly 12dB User's Manual
Contents
1. XR 22E Stereo 2 Way XR 70E 3 Way XR 77E Stereo 3 Way XR 80E 4 Way XR 88 Stereo 4 Way he Ashly Audio series of 12dB Electronic Crossovers is designed to fill the needs of modern high power sound systems Crossover points and response are continu ously adjustable and individual output stages with wide range gain controls will drive long cable runs and accu rately match any power amplifiers All of our 12dB Electronic Cross overs use state variable filter circuits to perform the frequency divisions These filters provide simultaneous low pass and high pass outputs All models include inverters on alternate outputs to keep everything in phase A Variable Filter Response control is included for adjustment of frequen cy response in the crossover region 12dB Per Octave Electronic Crossovers models XR 22E XR 70E XR 77E XR 80E XR 88E Five Year Worry Free Warranty 12dB Per Octave Slopes Inputs and Outputs Can Be sed Balanced or Unbalanced Variable Filter Response Allows Tuning in Butterworth Elliptical or Other Filter Performances allowing flat summing The output stages have a wide range feedback level control circuit to maintain an optimum signal to noise ratio at any setting A special electronic power monitor for the output stages pre vents turn on transients without the use of relays Both inputs and outputs can be used as balanced or unbalanced and a peak overload2. OUTPUT STAGES Ashly also manufactures a complete and comprehensive line of 24dB per Octave Electronic Crossovers as well as Power Amplifiers Compressor Limiters Noise Gates Graphic and Parametric Equalizers and Preamps Please call or write for information on any of these Ashly Products In Canada 100 Fernwood Avenue Gerraudio Dist Rochester New York 14621 363 Adelaide Street East Toll Free 800 828 6308 e Toronto MSA 1N3 In NYS 716 544 5191 Since 1972 416 361 1667
3. circuit monitors all critical points in the circuit to insure low distortion operation The logical layout of the control panels provides an intuitive easy operation feel and LED s display peak information Our entire line of electronic crossovers like all Ashly products now features our exclusive five year worry free warranty Flat Summing Peak Overload Warning Lights Tamper Proof Security Covers Optionally Available Specifications CONTROLS Input Level Damping crossover point depth Output Level Input Impedance Output Impedance Maximum Input Level Maximum Output Level Frequency Response Distortion Hum and Noise Power Requirements Size Shipping Weight Block Diagram XR 88E BALANCED INPUT FROM M OUTPUT INPUT FILTERS STAGES PEAK INDICATOR Typical Hookup Of 3 Way Electronic Crossover Such As The Ashly XR 70E O O O O Rosson Ashly Audio Inc 1990 Ashly Audio s 100B 1 5dB 12dB 20dB 10KQ balanced bridging 502 unbalanced terminated w 6002 or more Turn on transient protected 26dBm 20dBm 5dB 20H2 20kHz within passband lt 05 THD 10dBV 20Hz 20kHz 90dBV Inputs and all outputs unity gain frequen cy and rolloff at center rotation all outputs 120 VAC 50 60Hz 5W XR 22E XR 70E XR 80E 19 L x 1 75 H x 6 D XR 77E XR 88E 19 L x 3 5 H x 6 D XR 22E XA 70E XR 80E 8 Ibs XR 77E XR 88E 10 Ibs
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