The originals had foam surrounds and they often rot (though mine are 30 years old, the last 20 in my basement, and the surrounds are fine).īTW: Bose still sells 901s and they are still their 'top of the line'. My equalizer clone died years ago but before I did I compared it to the tone control setting and it was very hard to tell the difference.Ĭal is right about the surrounds. Most serial numbers can be found on the back or bottom of the product, and theyre typically near a barcode. In fact, I'm running my clone 901s in the basement right now with the tone controls turned up on my equally old Pioneer receiver (Pioneer SX1010). You actually can emulate the Bose equalizer reasonably well with a graphic equalizer or even receiver tone controls. The later versions used a vented design to give you better efficiency so I imagine the low boost was probably cut back quite a bit. Bose Lookup Mac Dmg Download If you have an iPhone 5, iPod touch 5th generation or iPod nano 7th generation, youre probably already enjoying the sweet sounds of your playlists and podcasts through a pair of headphones throughout the day. Most serial numbers can be found on the back or bottom of the product, and typically near a barcode. These were very inefficient speakers that needed lots of power to go down low. Find Serial or Model Number Previous Next. Find Serial or Model Number Refrigeration. In the earliest versions the equalizer gave you a boost of ~18db at the low end (20-30hz?) and about 12db at the high end. How to Locate your Serial Number and Model Number.

Most, if not all, came with an equalizer so an equalizer by itself does not tell you much.

Bose serial number lookup