VINTAGE BOSE 1801 SOLID STATE DUAL CHANNEL POWER AMPLIFIER AMP Works. This is a vintage Bose 1801 power amplifier that works well. It has two channels and is a solid state unit. The model is 1801 and it is a unit type. The brand is Bose. This amplifier is perfect for any music enthusiast who wants to experience the vintage sound of the past. It falls under the categories of Vintage Amplifiers & Tube Amps, Vintage Audio & Video, Vintage Electronics, and Consumer Electronics. This power amplifier will definitely add a unique touch to any music collection.