Handbook for Sound Engineers

332 Chapter 12 Punch-Through. Punch-through is the widening of the space charge between the collector element and the base of a ...

Tubes, Discrete Solid State Devices, and Integrated Circuits 333 current is concentrated in a very small area. The high current, ...

334 Chapter 12 cated on the graph and circled for reference. A line is drawn through the dot to the maximum collector current, 1 ...

Tubes, Discrete Solid State Devices, and Integrated Circuits 335 Resistors are made at the same time as transistors. The resista ...

336 Chapter 12 Low output impedance (<200:). Wide frequency response (>100 MHz). Low input noise. High symmetrical slew r ...

Tubes, Discrete Solid State Devices, and Integrated Circuits 337 The diodes and zener diodes in Fig. 12-35 are used to protect t ...

338 Chapter 12 packages—the 8 pin TO-99 metal can, the 8 pin dual-in-line package (MINI DIP), and the 14 pin DIP. Inverting Ampl ...

Tubes, Discrete Solid State Devices, and Integrated Circuits 339 frequency bandwidth of 0–10 kHz, the maximum gain of the op-amp ...

340 Chapter 12 In Fig. 12-41A, capacitors C 1 and C 2 block dc from the previous circuit and provide a 6 dB/octave rolloff below ...

Tubes, Discrete Solid State Devices, and Integrated Circuits 341 controlled amplifiers (VCAs). However, through the 1970s all th ...

342 Chapter 12 used variations on the linear multiplier, where a differ- ential pair, or differential quad, is varied to perform ...

Tubes, Discrete Solid State Devices, and Integrated Circuits 343 (12-60) where, K varies between 0 and 1 as the control voltage ...

344 Chapter 12 with different “genders” of transistors—NPN and PNP—and to provide a class A-B bias scheme to deal with the cross ...

Tubes, Discrete Solid State Devices, and Integrated Circuits 345 companding noise reduction systems, and signal- controlled filt ...

346 Chapter 12 the human perception of loudness. This makes them particularly useful for audio dynamics control. Rms is mathemat ...

Tubes, Discrete Solid State Devices, and Integrated Circuits 347 (12-62) To take the square root of V log, (12-63) 12.3.4.5 Rms ...

348 Chapter 12 In the THAT2252, the square root portion of the rms calculation is not computed explicitly but is implied by the ...

Tubes, Discrete Solid State Devices, and Integrated Circuits 349 12.3.5 Integrated Circuit Preamplifiers The primary application ...

350 Chapter 12 where, Gain is the voltage gain in dB of the transformer, Zp is the primary transformer impedance in ohms, Zs is ...

Tubes, Discrete Solid State Devices, and Integrated Circuits 351 Solid State Music, or SSM, which later became Solid State Micro ...