Re: [PSES] AF ripple in DO-160

2013-09-10 Thread Ken Javor
-0400 (EDT) To: , Subject: Re: [PSES] AF ripple in DO-160 HI Ken, this has a dc requirement for loads greater than 400 Watts, but not less like most avionics boxes. UNless I missed something. Seems like something is missing to me.. Cheers, Derek. -Original Message- From: Ken Javor

Re: [PSES] AF ripple in DO-160

2013-09-10 Thread John Woodgate
In message <8d07c1cf30d1754-1e6c-...@webmail-d273.sysops.aol.com>, dated Tue, 10 Sep 2013, Derek Walton writes: this has a dc requirement for loads greater than 400 Watts, but not less like most avionics boxes. UNless I missed something. Seems like something is missing to me. There are dif

Re: [PSES] AF ripple in DO-160

2013-09-10 Thread Derek Walton
Subject: Re: [PSES] AF ripple in DO-160 Derek, Check out section 16.7 control on current ripple ac/dc, power factor, harmonic current. Ken Javor Phone: (256) 650-5261 From: Derek Walton Reply-To: Derek Walton Date: Mon, 9 Sep 2013 23:22:35 -0400 To: Subject: [PSES] AF ripple in DO-160 Hi Folks

Re: [PSES] AF ripple in DO-160

2013-09-09 Thread Ken Javor
Derek, Check out section 16.7 control on current ripple ac/dc, power factor, harmonic current. Ken Javor Phone: (256) 650-5261 From: Derek Walton Reply-To: Derek Walton Date: Mon, 9 Sep 2013 23:22:35 -0400 To: Subject: [PSES] AF ripple in DO-160 Hi Folks, the DO-160G conducted emissions

[PSES] AF ripple in DO-160

2013-09-09 Thread Derek Walton
Hi Folks, the DO-160G conducted emissions limits begin at 150 kHz, I'm curious if there are other controlling documents that restrict emissions below 150? I believe Boeing does, and so does Airbus, but with DO-160 I don't see it. I must have dozed through this discussion Insight would b