Tag: external power

Exposes two or four independent output channels from the Apple IIgs Ensoniq sound chip.

The 2soniq was available on backorder and the 4soniq was in stock and backorderable on 2026-07-24. Two-channel output works with most IIgs software; four- or eight-channel use requires software written or modified for those modes and enough powered speakers.

User-port Wi-Fi modem for reaching Telnet BBS services from several Commodore 8-bit computers.

The seller's collection listed the modem as sold out on 2026-07-30. An optional case is an accessory for the same modem family. The product page does not provide a public firmware or complete hardware build package.

Expands one Atari SIO connection into four peripheral ports with optional external power and bus-activity indicators.

Retro Lemon marked the assembled hub in stock and Lotharek exposed a login-or-register-to-buy path on 2026-07-27. Both pages describe the same one-input, four-output design with command, read, and write activity LEDs and a 4 mm acrylic top cover. An Atari SIO cable is required but not included. External power is normally unnecessary; when needed, use a 5 V center-positive supply for the 2.1/5 mm DC jack, which is also not included.