SERIES DMS High Performance - High Reliability Digital Music Power Amplifiers DMS4121    YDI Price $379.00 DMS4241B  YDI Price $699.00
FEATURES High Performance High Reliability Design Wide Frequency Response Very Low Distortion 4 Channel Inputs 3 Zone Outputs Balanced Microphone Input Phantom Power on MIC Input with Selector 600 ohm Transformer Balanced Telephone Paging Input Telephone Input Level Control Auxiliary Input With Stereo Summing Auxiliary Input Attenuator Independent Input Controls Addressable VOX Buss Voice Activated Muting VOX Variable Time Delay Function Addressable MUTE Buss	Direct Muting or Unmuting Rear Panel Port Accepts Standard Module Independent Module Level Control External EQ Link 600 ohm and 8 ohm 1 Watt Music on Hold Amplifier MOH Amplifier Source Selector Zone 2-3, 1 Watt - 8 ohm Output with Separate Control MIX Buss and 600 ohm Line Output NO/NC VOX Operated Relay AUX1 and Master Remote Volume Controls 24 V DC 250 mA Regulated Power Supply Output 8 ohm, 25 Volt & 70 Volt Output Pre-EQ Subwoofer Output Post-EQ Subwoofer Output 19” Rack Mounting Ready Low profile - 2-U of Vertical Rack space UL 6500 Listed (US - CANADA)
SPECIFICATIONS POWER OUTPUT RMS 15 + 2 Watt 30 + 2 Watt THD Less than 0.5% at rated output FREQUENCY RESPONSE 20 - 20,000 Hz ± 1 db INPUTS Input 1 = Mic/Tel - Input 2 = Mic/Program - Input 3 = Aux/CD Player STEREO SUMMING Dual (L+R) Input Jacks on Input 2 and Input 3 with internal buffer and mixing SENSITIVITY Input 1/Mic= 1 Mv - Tel= 100 Mv - Input 2/Mic= 1 Mv - Program= 1 Volt - Input 3/Aux= 200 Mv - CD= 360 Mv HUM & NOISE Mic= -65 db, Aux= -70 db TELEPHONE PAGING INPUT 600 ohm Transformer Balanced Interface Ready INPUT IMPEDANCE Mic 250 ohm Balanced - Tel 600 ohm Xfmer Balanced - Program 10k ohm - Aux/CD 47K ohm MIX BUSS Input or Output to Link with other Amplifier EXTERNAL EQUALIZER LINK Preamplifier Output - Power Amplifier Input for External Equalizer MUSIC ON HOLD OUTPUT 1 Watt, 8 ohm and 1 Volt, 600 ohm Transformer Balanced with Output Level Control MOH SOURCE Input 2 or Input 3 with Selector Switch ZONE 1 OUTPUT 1 Watt, 8 ohm with Level Control and independent Input Source Switch ZONE 2 OUTPUT 1 Watt, 8 ohm with Level Control and independent Input Source Switch MAIN OUTPUT IMPEDANCE 8 ohm - 25 Volt - 70.7 Volt Constant Voltage FRONT PANEL CONTROLS Input 1 Volume - Input 2 Volume - Input 3 Volume - Module Input Volume - Bass - Treble REAR PANEL CONTROLS Input 2 Sensitivity Attenuator - Zone 1 Output Level - Zone 2 Output Level TONE CONTROL ACTION ± 10 db at 100 Hz and 10 Khz VOX VOICE ACTIVATED MUTING 1 Activated by Input 1 Mic/Tel (with On-Off Switch) - Mutes Input 2 or 3 VOX VOICE ACTIVATED MUTING 2 Activated by Input 2 (with On-Off Switch) - Mutes Input 3 DIRECT MUTING Mutes Input 3 (by contact closure) May mute Input 2 if switch is On VOX RELAY Normally Open and Normally Closed Contact Terminals UTILITY POWER SUPPLY 24 Volt DC - 100 MA Regulated with Dynamic Filter MODULES PORT Accepts Standard Module with Input Control on front panel POWER REQUIREMENT 117 Volt 50-60 Hz 117 Volt 50-60 Hz POWER CONSUMPTION 570 VA 600 VA TERMINATIONS Screw terminal Strips - RCA Phono Jacks DIMENSIONS 10½”W., 9½” D., 3½” H. - 267 mm W., 242 mm D., 89 mm H COLOR FINISH Matte Black NET WEIGHT 8 Lbs - 3.7 Kg 11 Lbs - 5.0 Kg Specifications are subject to change without notice
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