Handbook for Sound Engineers

352 Chapter 12 For the THAT 1510, SSM 2019, and INA217 the equation is (12-65) For the INA163 it is (12-66) For the THAT1512 it ...

Tubes, Discrete Solid State Devices, and Integrated Circuits 353 Modern IC microphone preamplifiers provide a simple building bl ...

354 Chapter 12 A common misconception in the design of balanced interfaces is that the audio signals must be transmitted as equa ...

Tubes, Discrete Solid State Devices, and Integrated Circuits 355 op-amps. The NE5534, with its capability to directly drive a 60 ...

356 Chapter 12 megohm range of transformers. This overcomes the loss of common-mode rejection when the impedances feeding the li ...

Tubes, Discrete Solid State Devices, and Integrated Circuits 357 resistors. In fact, while these parts are usually promoted as i ...

358 Chapter 12 common-mode signal, converting it from common-mode to differential. No amount of precision in the input stage’s r ...

Tubes, Discrete Solid State Devices, and Integrated Circuits 359 fier OA3 and laser-trimmed resistors R 1 – R 4. Because OA1 and ...

360 Chapter 12 provide feedback into the Cin+ input. A current feedback bridge circuit allows the 1646 to drive one output short ...

Tubes, Discrete Solid State Devices, and Integrated Circuits 361 Figure 12-75. THAT 1606 application. Courtesy THAT Corporation. ...

362 Chapter 12 Inverter The output is always in the opposite logic state as the input. Also called a NOT circuit. Memory A stora ...

Tubes, Discrete Solid State Devices, and Integrated Circuits 363 Figure 12-76. Typical digital circuits and their characteristic ...

364 Chapter 12 References Gilbert, “A precise Four Quadrant Multiplier with Subnanosecond Response,” IEEE J. of Solid State Cir ...

365 Chapter 13 Heatsinks and Relays by Glen Ballou and Henry Villaume 13.1 Heatsinks............................................ ...

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Heatsinks and Relays 367 13.1 Heatsinks 13.1.1 Thermal Management of Today’s Audio Systems By Henry Villaume, Villaume Associate ...

368 Chapter 13 The primary heat transfer driving force is the temperature difference between Tmaxcase and Tmaxambient modified b ...

Heatsinks and Relays 369 Table 13-2 summarizes the thermal solution benefits possible with the proper application of new technol ...

370 Chapter 13 13.1.3.1 Thermal Resistance The total thermal resistance between the junction and the air is the sum of the indiv ...

Heatsinks and Relays 371 Be made of a high thermal conductivity material. Have material of high emissivity (painted aluminum or ...