Q2031 Owners Manual Image
Page 2
... section, a High-Pass Filter with provisions for example, optimize gain to 20 kHz. FEATURES • This two-channel system offers completely independent channel control-from both input and output TYPICAL CONFIGURATIONS 5 transformer balancing. CONTENTS • The highly versatile Q2031 can be used in sound reinforcement and recording. FRONT PANEL 3 anced (1/4" phone jacks) inputs and outputs are provided on the rear panel..They will ACOUSTIC CONTROL 6 accept optional bridging...
... section, a High-Pass Filter with provisions for example, optimize gain to 20 kHz. FEATURES • This two-channel system offers completely independent channel control-from both input and output TYPICAL CONFIGURATIONS 5 transformer balancing. CONTENTS • The highly versatile Q2031 can be used in sound reinforcement and recording. FRONT PANEL 3 anced (1/4" phone jacks) inputs and outputs are provided on the rear panel..They will ACOUSTIC CONTROL 6 accept optional bridging...
Q2031 Owners Manual Image
Page 3
... ohm Lines 10k ohm Lines * The input level required to obtain the nominal output level. ** XLR-type connectors are unbalanced. • 0dB is 10dB above the nominal output level. SPECIFICATIONS FREQUENCY RESPONSE 0 ± 0.5dB, 20Hz ^'20kHz TOTAL HARMONIC DISTORTION Less than 0.1% @ +4dB, 20Hz -- 20kHz HUM & NOISE -96dB (LEVEL Control at maximum and all Equalizer Controls at flat) MAXIMUM VOLTAGE GAIN +24dB (INPUT LEVEL Switch at -20dB and OUTPUT LEVEL...
... ohm Lines 10k ohm Lines * The input level required to obtain the nominal output level. ** XLR-type connectors are unbalanced. • 0dB is 10dB above the nominal output level. SPECIFICATIONS FREQUENCY RESPONSE 0 ± 0.5dB, 20Hz ^'20kHz TOTAL HARMONIC DISTORTION Less than 0.1% @ +4dB, 20Hz -- 20kHz HUM & NOISE -96dB (LEVEL Control at maximum and all Equalizer Controls at flat) MAXIMUM VOLTAGE GAIN +24dB (INPUT LEVEL Switch at -20dB and OUTPUT LEVEL...
Q2031 Owners Manual Image
Page 4
... the switch again turns the power off , the input signal goes directly to the equalizer, bypassing the HPF. FRONT PANNEL 00 0 o YAMAHA -._0{01 GRAPHIC EQUALIZER PAN. This latter range is being used. 3 PRECAUTIONS • LOCATION Do not install the Q2031 in or out of +7-12 dB is pressed to turn power on , the HPF is in effect. Never pull on the power lines from...
... the switch again turns the power off , the input signal goes directly to the equalizer, bypassing the HPF. FRONT PANNEL 00 0 o YAMAHA -._0{01 GRAPHIC EQUALIZER PAN. This latter range is being used. 3 PRECAUTIONS • LOCATION Do not install the Q2031 in or out of +7-12 dB is pressed to turn power on , the HPF is in effect. Never pull on the power lines from...
Q2031 Owners Manual Image
Page 5
... channels adjust the input sensitivity for their associated HPFs and channels. Convenient scales on the right of the sliders are one 1/3 octave bands, each of fundemental frequencies, plotted as dotted lines in the graph, can be used when the RANGE switch is divided into the audio path. Peak LED indicators on either side of the RANGE switches light when the output level...
... channels adjust the input sensitivity for their associated HPFs and channels. Convenient scales on the right of the sliders are one 1/3 octave bands, each of fundemental frequencies, plotted as dotted lines in the graph, can be used when the RANGE switch is divided into the audio path. Peak LED indicators on either side of the RANGE switches light when the output level...
Q2031 Owners Manual Image
Page 6
.... Use the INPUT LEVEL switch to set the rated input level to either +4 or -20 dB. ()OUTPUT LEVEL Switch Use this switch to set the rated nominal output level to correspond to the rated input level of the equipment to be used for the unbalanced 1/4" phone jacks. A 600 ohm line should be connected. U.S. & Canadian models only () TRANSFORMER In/Out Switch This switch inserts the optional (See item Q) Input Transformers into the input stage, bypassing internal electronic balancing. 0 Input Transformer...
.... Use the INPUT LEVEL switch to set the rated input level to either +4 or -20 dB. ()OUTPUT LEVEL Switch Use this switch to set the rated nominal output level to correspond to the rated input level of the equipment to be used for the unbalanced 1/4" phone jacks. A 600 ohm line should be connected. U.S. & Canadian models only () TRANSFORMER In/Out Switch This switch inserts the optional (See item Q) Input Transformers into the input stage, bypassing internal electronic balancing. 0 Input Transformer...
Q2031 Owners Manual Image
Page 7
... adjusted to the output level until preferred response is displayed. safety margin against feedback when the output level is Connect the pink noise generator to the spare input connec- raised. \--00-0011MINI10----1 MIXING CONSOLE Q2031 POWER AMP SPEAKER SPECTRUM ANALYZER F Ej PINK NOISE GENERATOR POWER AMP SPEAKER Measuring instruments can result in a concert hall due to acoustic conditions. POWER AMP SPEAKER I PINK NOISE GENERATOR MIXING CONSOLE Q2031 POWER AMP SPEAKER SPECTRUM ANALYZER • Ensuring Adequate Feedback Margins in Stage Monitor...
... adjusted to the output level until preferred response is displayed. safety margin against feedback when the output level is Connect the pink noise generator to the spare input connec- raised. \--00-0011MINI10----1 MIXING CONSOLE Q2031 POWER AMP SPEAKER SPECTRUM ANALYZER F Ej PINK NOISE GENERATOR POWER AMP SPEAKER Measuring instruments can result in a concert hall due to acoustic conditions. POWER AMP SPEAKER I PINK NOISE GENERATOR MIXING CONSOLE Q2031 POWER AMP SPEAKER SPECTRUM ANALYZER • Ensuring Adequate Feedback Margins in Stage Monitor...