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Prem’s Notes is designed to help you build and grow a strong RF career, from mastering fundamental RF concepts to navigating job opportunities in the RF and wireless industry.

As you step into the new year, consider investing in your RF journey.

For a limited time, enjoy 25% OFF on the Prem’s Notes Substack Paid Subscription and unlock full access to premium content, insights, and curated job search posts.

If you’re serious about growing in RF, wireless, and semiconductors, this is the best time to upgrade to a paid subscription.

With a paid subscription, you unlock everything Prem’s Notes offers, including:

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🗓 Weekly Job Search Posts (Paid Subscriber only)

Every Week, I share carefully curated RF Job Search posts, along with the latest RF and wireless industry news—all designed to help engineers land their next role more quickly.

Every Friday, The RF Week newsletter keeps you up to date with the most important developments across the RF, wireless, and semiconductor ecosystem.

Each Tuesday, paid subscribers also receive one in-depth post focused on accelerating their RF career, covering topics such as:

Topic 1: RF Job Search Guide

1. Best Job Search Portals for RF Engineers in the USA & India

2. How F-1/H-1B Visa Holders Can Find RF Jobs in the U.S. — Without Wasting Hours

3. Full List of Companies Hiring RF Engineers in India [Updated]

4. What type of RF engineer do you want to become?

5. How to Ace the “Tell Me About Yourself” Question in RF Interviews?

6. How I Built the Best RF Resume of My Career (and What You Can Learn From It)

7. Full List of US-based Consultancies supporting RF Engineer in USA [Updated]

8. Full List of H-1B/OPT sponsoring Companies hiring RF Engineers in the USA [Updated]

9. Staying Patient and optimistic in your job search

10. Using ChatGPT for RF Interview Prep

11. How to land your first job without prior experience?

Topic 2: RF Interview Experience

1. RF & Mixed Signal Product Test Engineer- Silicon Labs Inc.

2. RF Systems Validation Engineer Role - Qualcomm Inc.

3. RF Applications Engineer Role - Qorvo Inc.

4. RFIC Validation Engineer Role - Falcomm Inc.

5. RF Hardware Engineer Role- Rainmakers Technology Corporation

Topic 3: RF Automation

1. How PyVISA Simplifies Instrument Control (Sample code included)

2. Introduction to Python for RF Engineers (Sample code included)

Topic 4: RF Interview Questions

1. Noise Figure, Noise Temperature, Friis Equation

2. Impedance Matching, L Networks, Single vs Double Stub Tuning

3. S-Parameters, VNA architecture, TRL Calibration

4. Microstrip vs Stripline, Coaxial cables, TEM Mode

5. Smith Chart, Reflection Coefficient, Return Loss, VSWR

6. Microwave Frequency Bands and Their Applications

Topic 5: My Story

1. Why did I move back to India from the USA three times? (Part-2)

2. Why did I move back to India from the USA three times? (Part-1)

Topic 6: RF Interview Essentials

1. Mastering Capacitors: Bypass, Decoupling & LC Resonance for RF Applications

2. A Guide to Wi-Fi and Bluetooth Standards

3. RF System Validation: A Comprehensive Guide

4. 2G, LTE, 5G, LEO, GPS, Wi-Fi, Bluetooth, RFID, Thread Technologies

5. BJT, HBT, MOSFET, MESFET, HEMT, pHEMT

6. dB, dBm, dBW, dBc, dBmV math

Topic 7: RF Insights

1. The Four Pillars of the RF Communications Market — And Why They Matter More Than Ever

2. The Real Reason Skyworks and Qorvo Finally Merged (Based on SEC Filings)

3. The Qorvo–Skyworks Merger: A Turning Point for RF Engineers

4. LEO Satellites: Powering the Next Wave of Global Connectivity

5. Top RFIC Chip Suppliers inside Apple’s iPhone 16 Pro

Topic 8: RF Career Chronicles

1. RF Career Chronicles @Prem’s Notes- 2nd Edition

2. RF Career Chronicles @Prem’s Notes- 1st Edition

Topic 9: RF Basics

1. Master 30 Core RF Concepts in 30 Minutes.

2. Master 20 Core RF Concepts in 20 Minutes.

Topic 10: RF Education

1. Best Online RF Engineering Courses for Working Professionals

Topic 11: Semi Bites

1. List of Semiconductor Units approved under India’s $10B Chips Fund

2. This Idaho’s Potato farmer saved Micron Technology from bankruptcy

3. Philip Chesley, ex-Renesas executive, is behind Qorvo's acquisition of Anokiwave

4. Qualcomm to acquire France’s Sequans Communications’ 4G IoT technology

5. Different Flavors of Semiconductor Chips

6. NVIDIA CEO Jensen Huang was once Denny’s restaurant’s “best dishwasher.”

7. Texas Instruments will receive $1.6 billion from the CHIPS Act fund

8. Japanese chipmaker Renesas Electronics acquired nine companies in eight years

9. RF industry veteran Gregory Henderson quits Analog Devices

10. India’s Remarkable Semiconductor Journey Since COVID-19

11. Qualcomm’s name originally was “Quality Communications.”

12. India’s semiconductor market will be valued at $100B by 2030

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🗓 Free Weekly 1:1 Job Search consultation (Paid Subscriber only)

Get personalized guidance to land your next RF or semiconductor role.

My Free Weekly 1:1 Job Search Consultation sessions are designed to help you build a clear, customized strategy for your career transition. We’ll

• Review your resume and LinkedIn

  • Position yourself for high-impact roles in RF Design, Validation, Test, or Applications.

• Build a target company and role list

  • Learn how to identify the right companies, roles, and technologies that align with your experience and goals.

• Prepare for technical and behavioral interviews

  • From technical questions to storytelling and behavioral rounds — sharpen your approach with personalized interview guidance.

• Create a clear career action plan

  • Define your next 6-12 month plan for skill growth, visibility, and networking within the RF and semiconductor ecosystem.

Whether you’re job hunting or planning your next move, this weekly consultation will help you stay focused, confident, and ready to succeed.

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🗓 Access to Full Archive (Paid Subscriber only)

Unlock complete access to all past posts on Prem’s Notes — including deep-dive technical articles, career guides, RF tutorials, and industry insights.

Browse through every edition published so far — from RF design fundamentals to job search strategies — all in one place, anytime you need.

Perfect for new subscribers who want to catch up on everything they’ve missed and revisit the most popular posts.

Here are some past top-rated posts from Prem’s Notes:

RF Job Search Guide 4.0: Full List of H-1B/OPT sponsoring Companies hiring RF Engineers in USA [Updated Oct 2025]

RF Interview Experience 4.0: RF Systems Validation- Qualcomm Inc.

RF Automation 1.0: Introduction to Python (Sample code included)

RF Interview Questions 3.0- Microstrip vs Stripline, Coaxial cables, TEM Mode

My Story: Why did I move back to India from the USA thrice? (Part-1)

RF Interview Essentials 1.0: dB, dBm, dBW, dBc, dBmV math

Qualcomm Inc. has more job openings in India than in the USA

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Don’t miss this opportunity to join the paid community of Prem’s Notes and enjoy in-depth insights, technical guides, and mentorship all year round.

Signing Off

Premchand Ravella