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Fabricant : Ashly
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Nom Fichier : 9872b304-44a6-42d6-a464-96a288e5424a.pdf
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An 45 watts RMS per channel into 8 ohm loads and 60 watts RMS per channel into 4 input jack on the front panel shall be provided for connection of stereo head- ohms. When switched into Bridged-Mono mode, the amplifier shall deliver a total phones. A separate attenuator control for each channel shall also be located on the of 120 watts RMS into 8 ohms. The amplifier shall be immune to damage from front panel. There shall be status L.E.D.’s for each channel on the front panel of shorted, open, or mismatched loads and shall feature independent thermal protec- the amplifier to indicate signal present, clip alert, and “protect mode”. Power tion, turn on delay, and instantaneous turn-off. The amplifier shall have a gain of requirements of the amplifier shall be 350W max, 30W idle @ 120VAC, 50Hz26 dB + .2dB per channel. The input sensitivity shall be selectable between 60Hz. For use in other countries, the unit shall also be available as a 240VAC .775Vrms or .245Vrms via a rear panel switch. Frequency response shall be 20Hz to model. The unit shall be one rack space (1.75”) high and no more than 10” deep. 20kHz + .2dB. The amplifier shall be stable into any load, including pure capaci- The amplifier must be convection-cooled, with large, extruded aluminum heat sinks tors and inductors. Hum and noise shall be at least 100dB below full output and with vertically oriented fins located on each side of the unit. The shipping weight SMPTE intermodulation distortion shall be less than .01% at full output. To mini- of the unit shall be 20 pounds. The amplifier shall be covered under a full limited mize hum and reduce overall weight, the unit shall utilize a toroidal power supply warranty of not less than five years. The amplifier must be made in the USA. The transformer. amplifier shall be the model SRA-120, manufactured by Ashly Audio, Inc. of Rochester, New York. The amplifier shall have rear panel switching for mono or stereo and bridging modes. The inputs shall be of balanced bridging type with both 1/4” phone and Features: • Convection Cooled • Class-A Full Complementary Front End • Stereo, Mono & Bridging Modes • Barrier Strip and 1/4" Inputs • Input Sensitivity Select Switch • Turn-on Delay • Instantaneous Turn-off • Independent Thermal Protection • 5-Year Worry-Free Warranty Input Sensitivity. (switchable) .775Vrms or .245Vrms General Specifications SRA-12. Voltage Gain. (switchable) 26.0dB or 36.0dB EIA SPECIFICATION (± 1dB, <1% THD, 20Hz-20kHz). Output Protection. Instantaneous protection from shorted output Stereo (Rated Per Channel. and voltage-current overload limiting. 4 ohm. 60. Load Protection. 2 second output turn-on delay and instanta 8 ohm. 45. neous turn-off to protect load from transients. Mono Bridge. Subsonic and ultrasonic filtering. 8 ohm. 120. Thermal Protection:. Thermal sensing on each channel will turn off FTC SPECIFICATIO. outputs independently under overheat condi (< 0.1% SMPTE IM). tions Stereo (Rated Per Channel. Power Requirements:. 350W max, 30W idle @ 120VAC, 50Hz-60Hz. 4 ohm. 55. (240VAC available) 8 ohm. 40W. Cooling: Convection cooled Mono Bridge. Connectors: 8 ohm. 110. Input:. 1/4. phone jacks and barrier strip. Total Harmonic Distortion. Output:. 5-way speaker binding posts, 1/4. headphone Stereo @ 35W per channel into 8 ohm. < .01% 1kHz, < .05% 20Hz-20kH. jack IM Distortion. Controls: . Rear panel: stereo/mono switch, bridge/normal (stereo @ 35W per channel into 8 ohm. < .01. switch, sensitivity switch and ground lift Damping Factor. >200, 8 ohm, <1kH. jumper. Front panel: two attenuator controls Slew Rate. and front panel power switch. (Stereo Operation. >10V/µ. Indicators: . Front panel signal present, clip and protect (Mono Bridged Operation. >20V/µS. LEDs for each channel Frequency Response. ±0.2dB (35W/ch, 20Hz-20kHz). Dimensions:. 19.L x 10.D x 1.75.H Output Noise & Hum. (20Hz-20kHz unweighted) 100 dB. Shipping Weight:. 20lbs below full outpu. Input Impedance. 20K ohm balance. Rear Panel SRA-12. Applications. Churches, Studios, Concerts, Dance Clubs, PA Systems, Auditoriums, Lecture Halls, Sports Stadiums, Outdoor Festival. Ashly manufactures a complete and comprehensive line of Graphic and Parametric Equalizers,. Electronic Crossovers, Power Amplifiers, Compressor-Limiters, Mixers, and. Amplifier Input Options. Please call, write or visit our web site for information on any of these Ashly Products. Ashly Audio Inc., 847 Holt Road, Webster, NY 14580-9103, Toll Free (800) 828-6308, Telephone (585) 872-0010, FAX (585) 872-073. Internet: email: info@ashly.co. ...