Introduction I have here a circuit analysis of a 2100 MHz cellular amplifier from a UMTS basestation setup. The initial teardown video can be found in Nokia Siemens 3G Flexi … Read More
Happy New Year! Many of you guys have been emailing us about the backorder status of our Thundermouse kit. We’re currently experiencing issues obtaining a critical part of the design. … Read More
I do a teardown and test of a Victron Energie Atlas Combi 12-800. It is a combined battery charger and 230VAC inverter. The battery charger of the Atlas Combi is … Read More
Teardown of a Nokia Siemens Networks Flexi Multiradio amplifier. This was for example used for mobile phone base station installations and this particular part is a 2×50 Watt FRGL amplifier. … Read More
Cable TV Networks This Cisco headend/hub RF combining and splitting networks is used in Hybrid Fiber-Coaxial networks. HFC is a telecommunications industry term for a broadband network that combines optical … Read More
Wanted a track light fitting for the living room and more aluminium welding practice 20x20mm square tube (ashamed to admit I bought it from B&Q) was cut into the shape … Read More
This bonkers event was organised by Extreme Electronics at Papplewick Pumping Station in Nottinghamshire. One of the few venues where Odin’s full power can safely be deployed… Odin set up … Read More
In this video I install and test the analog audio interrupter and gives a walk-through on how I am using it. All schematics for the circuits and PCB layouts are … Read More
The ALTIVAR 58 (ATV58) family of adjustable frequency AC drive controllers is used for controlling three-phase asynchronous motors. This controller in from the range of: 1–75 hp (0.75–55 kW) constant … Read More
