KDP categories · Top KDP authors
James Fiore: Amazon KDP author data
As of Nov 6, 2026, James Fiore has 13 books on Amazon, 13 of them on a best-seller list in the last 30 days (best rank #6), mostly in Solid State, Transistors, Semiconductors.
| Median price | $4.50 |
|---|---|
| Price range (middle 50%) | $4 – $10.50 |
| Median reviews | 24 |
| Total reviews | 291 |
| New books (30 days) | 0 |
| Breakout books (30 days) | 0 |
What stands out
- 100% of the catalog made a best-seller list in the last 30 days: the whole backlist sells, not one hit.
- Median price $4.50, 93% below the median of their main category, Solid State.
James Fiore's best-ranked books
-
Operational Amplifiers & Linear Integrated Circuits: Laboratory Manual
by James Fiore
- Price$3
- Rating4.6
- Reviews8
-
Operational Amplifiers & Linear Integrated Circuits: Theory and Application
by James Fiore
- Price$4.50
- Rating4.8
- Reviews42
-
Operational Amplifiers & Linear Integrated Circuits: Theory and Application
by James Fiore
- Price$21.50
- Rating4.8
- Reviews42
-
Semiconductor Devices: Theory and Application
by James Fiore
- Price$19.50
- Rating4.6
- Reviews39
-
Semiconductor Devices: Laboratory Manual
by James Fiore
- Price$3.50
- Rating4.7
- Reviews7
-
Semiconductor Devices: Theory and Application
by James Fiore
- Price$4
- Rating4.6
- Reviews39
-
DC Electrical Circuit Analysis: A Practical Approach
by James Fiore
- Price$4
- Rating4.6
- Reviews38
-
AC Electrical Circuit Analysis: A Practical Approach
by James Fiore
- Price$4
- Rating4.8
- Reviews24
-
Semiconductor Devices: Laboratory Manual
by James Fiore
- Price$10.50
- Rating4.7
- Reviews7
-
AC Electrical Circuit Analysis: A Practical Approach
by James Fiore
- Price$16.50
- Rating4.8
- Reviews24
Main categories
FAQ
How many books does James Fiore have on Amazon?
KDPTop tracks 13 of their books; 13 made an Amazon list in the last 30 days.
Which categories does James Fiore publish in?
Their books chart most often in Solid State, Transistors, Semiconductors.
How does James Fiore price their books?
The median price is $4.50; half of the books cost $4–$10.50.
Has James Fiore released new books recently?
0 new books in the last 30 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.