Review: Kmart's $2.50 mushroom amplified speaker https://stream.echo6.co/videos/watch/6388d231-bec6-4cd0-9f04-eda9156fae2d A review of Kmart's mushroom speaker - currently on special for $2.50. Does it do more than what it says on the packet? Is it useful for use with homebrew receivers that may have insufficient volume? What are its audio band pass characteristics? Watch and find out. PS: If you liked this video please consider supporting Amateur Radio VK3YE by: Subscribing on YouTube,, Checking my books page at https://books.vk3ye.com, Shopping on Amazon via: https://amzn.to/3iiDQXv, or, Shopping on eBay via: https://ebay.us/i9DuWP (then if you buy something I'll get a small commission at no cost to you) Mon, 04 May 2026 23:18:20 GMT https://validator.w3.org/feed/docs/rss2.html PeerTube - https://stream.echo6.co Review: Kmart's $2.50 mushroom amplified speaker https://stream.echo6.co/client/assets/images/icons/icon-512x512.png https://stream.echo6.co/videos/watch/6388d231-bec6-4cd0-9f04-eda9156fae2d All rights reserved, unless otherwise specified in the terms specified at https://stream.echo6.co/about and potential licenses granted by each content's rightholder.