ASTRON RS20A PDF

Astron DC power supplies are made of heavy duty, high quality materials Find Astron Power Supplies RSA and get Free Standard Shipping on orders over. Buy Astron Original RSA Power Supply, Linear, Regulated, 20A Peak, 16A Continuous, Output: Vdc, Input: V: Internal Power Supplies. ASTRON RSA 11 – 15 Volts Adjustable DC Linear Power Supply 16 Amps Cont 20 Amps ICS.

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Here are a couple hints when using these supplies. I have always had terrific service from Astron and this power supply is no different. I was going to put a voltmeter in it but since its on the floor and out of sight, I figured why bother.

Astron Corporation RS-20A-BB

When a fuse blows, my first thought is one of the rectifiers shorted, second thought is the crowbar shorted, third thought is the filter capacitor shorted, and everything else falls in after that.

Heavy duty heat sink. SS- series are Small Switching power supplies.

Astron has your power requirements covered with a wide variety of voltage and amperage outputs and case styles with and without meters. I have not turned up the FTD to astrpn W, but otherwise it is a solid power supply. A trailing “BB” indicates the Battery Backup option. What should I check first?

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Guaranteed to work as described. This variant of a power supply is for international applications. The sleeve is sized so a mobile radio slides in and snugly fits into it.

Astron RS-20A

Ripple less than 5 mv peak to peak full load and low line. A trailing “M” indicates models with front panel Meters. If a short is indicated the transistor is shorted. I repaired a supply that had blown the fuse following a thunderstorm.

This can damage the SCR or a series-pass transistor, thereby damaging the Using an ohmmeter measure from one lead to another. The circuit is simply not designed to drive these transistors. Thanks for your time and sharing your knowledge. Luckily, the schematic diagrams are supplied by Astron and there’s nothing complicated in their linear power supplies like the RS There’s VAC inside, and if you don’t watch it you can electrocute yourself.

Note that a failure of one component can cause secondary failures and this makes troubleshooting more challenging. Dad was an active and avid HAM radio operator for 73 years! Using an ohmmeter measure the resistance across the power supply output terminals. RS- prefix denotes a standard regulated power supply RM- prefix denotes a rack-mount power supply mountable in a 19 inch rack. Here is a troubleshooting procedure: Electrolytic caps virtually never fail shorted, so this is not on the list.

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For me Astron is one of the best there is period! W9GBMay 17, See each listing for international shipping options and costs.

Request Quote or Price Match. The owner replaced the 5 amp fuse with a 20 amp item.

Astron Corporation RSA-BB • Volt @ Amp Power Supply with Battery Backup Option

Just joking, but you catch my drift. KH6AQMay 17, If you like astrln newer switching supplies that’s ok but for me I’ll stay with the linear ones. Also shop in Also shop in. The power supply was barely keeping up. This package is offered on the larger power supplies.