Audio Cyclopedia |
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Page 238
... attenuator is used . Other types of attenuators have sections with value of 0.5- , 1.5- , 3- , 6- , and 12 - dB loss per sec- tion . The resistors are noninductively 2 dB IdB 7 8 3 dB 4 dB 13 10 dB 012 20 dB Fig . 5-23B . Internal ...
... attenuator is used . Other types of attenuators have sections with value of 0.5- , 1.5- , 3- , 6- , and 12 - dB loss per sec- tion . The resistors are noninductively 2 dB IdB 7 8 3 dB 4 dB 13 10 dB 012 20 dB Fig . 5-23B . Internal ...
Page 1432
... attenuator on the gain set is set to its plus 4 - dBm position . The receive VU meter attenuator is set to its highest position for protection un- til the actual measurement is started . Set the oscillator to 1000 Hz and adjust its ...
... attenuator on the gain set is set to its plus 4 - dBm position . The receive VU meter attenuator is set to its highest position for protection un- til the actual measurement is started . Set the oscillator to 1000 Hz and adjust its ...
Page 1433
... ATTENUATOR LOSS sidered to be a positive value . If the gain set includes an attenuator cali- brated in 0.10 - dB steps , it is adjusted to bring the receive VU meter to the zero mark . The reading of the fractional attenuator dial is ...
... ATTENUATOR LOSS sidered to be a positive value . If the gain set includes an attenuator cali- brated in 0.10 - dB steps , it is adjusted to bring the receive VU meter to the zero mark . The reading of the fractional attenuator dial is ...
Contents
Basic Principles of Sound 11 | 5 |
Acoustics Studio Techniques and Equipment | 41 |
ConstantSpeed Devices Motors and Generators | 101 |
Copyright | |
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Common terms and phrases
acoustic amplifier amplitude applied attenuator audio bias current capacitance capacitor cathode caused circuit coil configuration connected control grid cording cross-modulation curve cutting head decibels density designed device diagram diaphragm diode disc discussed in Question distortion electrons emitter equalizer feedback film recorder filter frequency characteristics frequency response given in Fig groove harmonic high-frequency IkHz impedance inch increased input insertion loss load loop loudspeaker low-frequency low-pass filter magnetic film magnetic tape manufactured maximum measured meter microphone mixer modulation motor negative noise ohms operating optical oscillator output level percent phase pickup plate playback plifier preamplifier push-pull quency ratio reactance recording head reproducing resistance resistor resonant reverberation RIAA shown in Fig signal signal-to-noise ratio sound track speed stage standard stereophonic stylus terminal tion trans transformer transistor typical vacuum tube voltage volts VU meter watts wave waveform Westrex winding