Aiwa AV D50 (1998–1999)
A vintage A/V receiver from the late '90s supporting 5.1 surround sound and featuring a DSP processor.
Overview
The Aiwa AV D50 is an audio video receiver made by Aiwa Co., Ltd. and produced from 1998 to 1999. It was built for home theater setups. It supports 5.1 surround sound and has a DSP processor for audio processing. The rear panel has an A/B speaker selector and a speaker impedance selector, so it works with 4 ohm or other speaker loads. There is no HDMI input, which fits the connectivity standards of its era.
Specifications
| Tuning range | FM, MW |
| Power output | 130W into 8Ω (stereo) |
| Weight | 11.2kg |
| Dimensions (D x W x H) | 16.4 in x 17.1 in x 5.8 in |
| Surround Sound Channels | 5.1 |
| Features | DSP processor, A/B speakers, Speaker Impedance Selector |
| Inputs/Outputs | Lacks HDMI input |
Market
The Aiwa AV D50 turns up on second-hand markets in used condition. Owners report a known issue: a humming noise when no input cables are connected. It is often traced to problems with the 13V power supplies.
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