381. Can RF signals be routed as strip line?
382. What is the best routing topology for RF signals?
383. How do you select an antenna?
384. What are the different ways to test a given antenna?
385. Define return loss and insertion loss?
386. What is the functionality of synthesizer?
387. What factor in PCB material determines it's losses?
388. Can FR4 be used for RF signals?
389. FR4 can be used up to what frequency?
390. How to design a filter used post the modules like Zigbee, Bluetooth and GSM/GPRS?
391. Draw a non-inverting operational amplifier configuration.
392. Can an LED be controlled by microcontroller pin directly without using a MOSFET?
393. Explain what is input offset voltage
394. What is the difference between Analog and Digital switch?
395. What is the selection criteria for a Digital switch?
396. Draw the circuit of CMOS inverter
397. What is the need for compensation network in DC-DC converter?
398. What are the different ways to think of failure scenario of a EMI/EMC in a product?
399. What is the RF module preferred for short range communication?
400. Is ground plane required underneath an antenna?
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