Catalog > Consumer Electronics > Kits > Smart Kits Catalog > Consumer Electronics > Kits > Kits (By Function) > Audio / Amplifiers etc. Smart Kit Hi-Fi Amplifier 40 watt Hi-Fi Amplifier 40 watt SMART KIT 1109 40 WATT HI-FI AMPLIFIER Discontinued Specifications, Prices & Availability may change without notice. Images are for illustration purposes only. E&OE Overview A Hi-Fi amplifier with very good specifications despite its apparent simplicity. It can be used together with SMART KITs 1070, and 1071 to make a modern STEREO amplifier of very high quality. It has very good frequency response and low distortion. Frequency response: 40Hz-50KHz. Distortion: 0.5%. Input sensitivity: 850mV. Supply voltage: 35-45VDC. Maximum current: 3A. Additional Information nGroup Audio | Amplifier nDevice Kit Group Audio / Amplifiers etc. Model 1109