Trade advertising at any price?

Here is a snip from an email I got today from a trade magazine:

For $30,000 gross ($25,500 net) you can run as many ads as you want, up to 3 pages an issue for 12 issues…

This program serves our members in supplementing their marketing budgets through Semiconductor Magazine. Our 45,000 global readers benefit by reading a healthy content rich editorial package and benefit from increased advertising messages from the industry’s suppliers.

A very radical offer isn’t it? If I felt this publication covered enough of our target market, it would be hard to pass up. But what would the readers think of a surge in advertising (3 pages per issue per advertiser)?