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by Paul Hutch
Wed Sep 27, 2017 11:01 pm
Forum: General discussion
Topic: Pi in hot attic a fire risk?
Replies: 27
Views: 5522

Re: Pi in hot attic a fire risk?

The Pi's on the ISS have no fans and are enclosed in a thick aluminum housing. That arrangement makes any fire concerns almost completely vanish.
by Paul Hutch
Wed Sep 27, 2017 10:20 pm
Forum: General discussion
Topic: Raspberry pi frequency tester?
Replies: 2
Views: 449

Re: Raspberry pi frequency tester?

The type of device you want is a spectrum analyzer for audio frequencies. It will show you a spike in the display at the feedback frequency. I did a quick search via Google and there are a number of RasPi projects however the couple I looked at used LEDs for the display only giving a low resolution ...
by Paul Hutch
Tue Sep 26, 2017 8:53 pm
Forum: General discussion
Topic: Powered USB hub advice
Replies: 10
Views: 17634

Re: Powered USB hub advice

For setting up Pi Zero and Zero W's I use a Tripp-Lite charger/OTG hub all the time. I connect the Zero's power port to one of the 2A charging ports and the Zero's USB port to the OTG port. https://www.tripplite.com/4-port-usb-charging-station-otg-hub-5v-6a-30w-usb-charger-output~U280004OTG/ I'd bee...
by Paul Hutch
Wed Sep 20, 2017 1:35 pm
Forum: General discussion
Topic: Pi in hot attic a fire risk?
Replies: 27
Views: 5522

Re: Pi in hot attic a fire risk?

Don't use a fan, it will literally fan the flames spreading the fire if something goes wrong.
by Paul Hutch
Fri Sep 08, 2017 5:19 pm
Forum: General discussion
Topic: 20% discount on RPi3B
Replies: 7
Views: 1687

Re: 20% discount on RPi3B

Just got an email from Arrow saying that in addition to the RPi3 the 20% discount is now offered on some RPi power supplies, cases and accessories.
by Paul Hutch
Wed Sep 06, 2017 4:03 pm
Forum: General discussion
Topic: 20% discount on RPi3B
Replies: 7
Views: 1687

Re: 20% discount on RPi3B

The discount is applied part way through the checkout process when it asks for the coupon code. Ordered one yesterday and it was only $27.99 and includes free overnight shipping (should be here in few hours). A very good deal.
by Paul Hutch
Fri Aug 25, 2017 3:28 pm
Forum: Camera board
Topic: Is this RPi 'mini camera' official?
Replies: 6
Views: 1697

Re: Is this RPi 'mini camera' official?

That does not appear to be the official camera. When I visited that page down below were links for the two official cameras (regular & NOIR).

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