Retevis / Ailunce HD1. backyard astronomy telescope OIII filters allow imaging of

OIII filters allow imaging of greenish-blue structures

With the Astronomik Deep-Sky RGB Filterset 50mm

The ASI183 cameras has a very large full well capacity（15000e） for such small pixel size

The waiter stops the sound of the pager by pressing the "CANCEL" key of the keyboard transmitter

2 × USB2)

Retevis / Ailunce HD1. backyard astronomy telescope OIII filters allow imaging ofAILUNCE HD1 DMR Digital VHF UHF Handheld Radio With CTCSS DCS TONE SQUELCH long range waterproof walkie talkies The AILUNCE HD1 amateur radio digital DMR handheld radio operates in analogue and digital modes using TDMA technology and is fully DMR compliant, Tier I and Tier II compliant. Thanks to the possibility to work also in analog mode, the use of the HD1 radio will facilitate the migration from analog to digital system in the future. DMR (Digital