KDP categories · Top KDP authors
Signal Processing: Amazon KDP category data
Amazon Books Best Sellers data for Signal Processing, updated Nov 2, 2026: median price $74.21, median 9 reviews, average rating 4.5 and a KDPTop opportunity score of 32/100 (highly competitive).
| Price range (middle 50%) | $39.65 – $107 |
|---|---|
| Average rating | 4.5 |
| New releases (90 days) | 10% |
| Books on the list | 100 |
| Store | Books |
What stands out
- Its median reviews are 7% of the parent category Telecommunications & Sensors (128), one of the easier corners under it.
- At $74.21 its median price beats 98% of Books categories, leaving more margin per copy.
- Its review barrier is lower than in 84% of Books categories: the median best seller has only 9 reviews, so new books can chart with few.
Top 10 Signal Processing best sellers
-
FE Electrical & Computer Exam Success: Fundamentals of Engineering Exam Prep: All 17 Domains, EIT Practice Problems, Detailed Solutions, Full-Length Tests & Digital Flashcards
- List rank#1
- Price$39.60
- Rating4.8
- Reviews103
-
The Baofeng Radio Bible: The Complete and Easy-to-Follow Guerrilla's Guide to Become a Pro with Your Baofeng Radio in No Time and Stay Connected When It Matters Most
- List rank#2
- Price$35.97
- Rating4.5
- Reviews2,686
-
Signals and Systems (Prentice-hall Signal Processing Series)
by Alan Oppenheim
- List rank#3
- Price$245
- Rating4.2
- Reviews202
-
Practical SDR: Getting Started with Software-Defined Radio
by David Clark
- List rank#4
- Price$24.99
- Rating4.7
- Reviews51
-
Explorations in Time-Frequency Analysis
by Patrick Flandrin
- List rank#5
- Price$69.69
- Rating5.0
- Reviews3
-
Ocean Ambient Noise: Measurement and Theory (The Underwater Acoustics Series)
by William M. Carey
- List rank#6
- Price$130
- Reviews-
-
Machine Learning for Signal Processing: Data Science, Algorithms, and Computational Statistics
by Max A. Little
- List rank#7
- Price$110
- Rating3.9
- Reviews8
-
Wireless Communications and Machine Learning
by Le Liang
- List rank#8
- Price$89.99
- Rating5.0
- Reviews1
-
Anti-Jam GPS Receiver: A Survey on Architecture
by Dr Mainak Mukhopadhyay
- List rank#9
- Price$9.99
- Reviews-
-
Spectrum Analyzer Made Simple: Practical RF Measurement Guide for Beginners and Hobbyists with TinySA, RF Explorer, Ham Radio, and Interference Hunting
by Skillforge Press
- List rank#10
- Price$19.97
- Rating5.0
- Reviews1
FAQ
Is Signal Processing a good niche for Amazon KDP?
Its KDPTop opportunity score is 32/100, which makes it highly competitive. The median best seller has 9 reviews and sells for $74.21.
How many reviews do you need to rank in Signal Processing?
The median best seller has 9 reviews, and 87% of them have fewer than 100.
What do Signal Processing best sellers cost?
The median price is $74.21; half of the best sellers are priced between $39.65 and $107.
Can new books break into Signal Processing?
10% of the current best sellers were released in the last 90 days.
About this data
Data comes from KDPTop's daily crawl of Amazon's public Best Sellers pages; medians use the latest list. The opportunity score (0–100, higher is easier to enter) combines the review barrier, the share of low-review books, list turnover, new-release share and price.