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Re: Cooling RPi4 in Sbitx
For most transistors the data sheet gives some suggested limitations on the operating temperatures. I have a General IRT207 Infaraed Thermometer that will tell you what the temperature of a single
By Dan Eggers N7DE <N7DE@...> · #101128 ·
Raspberry Pi 4 2GB vs Pi 4 8GB
I have a sBitx DE V1 with a RSP Pi 4 8GB ram, I also have a V2 on order which will come with a RSP Pi 4 2GB. Is there any advantage to swapping the two Pi's, is 8GB going to be any better/faster than
By Joel Caulkins/N6ALT · #101127 ·
Re: sBitx Audio Setup (Was: Re: [BITX20] Using an external HDMI TV Monitor)
Indeed, just like in telephony, RTP would be the way to go. WebRTC is good.. but way complex IMHO, but you are right as there as ways to bridge it to RTP, but the Web software stack is not really
By Rafael Diniz · #101126 ·
17m opened
I know its off topic - no bitx related¡­ VU2TMP is now on 18072 CW with great signal. Band is opened. Maybe chace to work Farhan ¡­;);) - P
By Petr Ourednik · #101125 ·
Re: Cooling RPi4 in Sbitx
I think the biggest impact of getting devices to be cooler is the change in lifetime. An individual semiconductor device has a lifetime measured in many many many years. But it¡¯s a strong inverse
By Gordon Gibby KX4Z · #101124 ·
Re: sBitx Audio Setup (Was: Re: [BITX20] Using an external HDMI TV Monitor)
Rafael, I would go a layer lower and use rtp (rfc 1889). This would make everything simple. I suspect that there are ways to gateway rtp to webrtc.et al. Phil Karn KA9Q, who is the chief motivator for
By Ashhar Farhan · #101123 ·
sBitx Audio Setup (Was: Re: [BITX20] Using an external HDMI TV Monitor)
IMHO, the best way to support all the use-cases for sBitx while maintaining low latency and lower use of cpu resources is by using alsa ucm (use-case-manager):
By Rafael Diniz · #101122 ·
Re: Using an external HDMI TV Monitor
Btw, if you want to install Pipewire in Debian: https://wiki.debian.org/PipeWire Pipewire is officially unsupported in Debian 11, which sBitx v2 is using currently. I had some bad experiences with it
By Rafael Diniz · #101121 ·
Re: Using an external HDMI TV Monitor
Nope. Pipewire is an extra layer on top of the audio drivers (ALSA). Rafael
By Rafael Diniz · #101120 ·
Re: Sbitx v2 without touchscreen?
I use openvpn. You can follow any guide on how to setup openvpn (or any other solution, like wireguard) on ubuntu or debian. If you want a proprietary solution, there is TeamViewer:
By Rafael Diniz · #101119 ·
Re: Cooling RPi4 in Sbitx
I know that the testing is done with programs that use the CPU. It can also be called an overload test. In our case, the goal may be to avoid heat production due to long-term use. The question is
By HA3HZ · #101118 ·
Re: Using an external HDMI TV Monitor
its actually not another layer, it replaces alsa and pulse audio with a high performance audio engine. It has a pulse and alsa connector so everything is transparent when the change is made
By Lou KI5FTY · #101117 ·
Re: Cooling RPi4 in Sbitx
I thought exactly that the new house might not fit any cooling surface. Although I found a 7mm high heatsink that might still fit... the question is whether it is really necessary. I'll post a
By HA3HZ · #101116 ·
Re: Sbitx v2 without touchscreen?
Petr, This remoting is not fully done yet. What we have is a proof of concept. I will clear my head and rewrite these to work full duplex on udp streams. It is still, a shape of things to come, very
By Ashhar Farhan · #101115 ·
Re: Sbitx v2 without touchscreen?
Rafael, That's what appeals to me about it - remote over internet experiments. ;) I will be happy for experiences shared. - P
By Petr Ourednik · #101114 ·
Re: Cooling RPi4 in Sbitx
Gyula many of us, B26-RF2K-S amplifier users, is using passive heatsink from this link on Pi4:
By Petr Ourednik · #101113 ·
Re: Sbitx v2 without touchscreen?
Indeed, one can use the v2 from any device in the world by using a VPN. : )
By Rafael Diniz · #101112 ·
Re: Using an external HDMI TV Monitor
Another layer of audio never helps. Better stick with pure alsa only. What exactly do you need Ashhar? Alsa has plugins for almost everything, with different level of performance and efficiency.
By Rafael Diniz · #101111 ·
Re: new sBitx software
I hope Bill that we will enjoy new V2 as same as our K3 and K4 rigs ;) - P
By Petr Ourednik · #101110 ·
Re: mods needed on DE version....
to Farhan... going to the new (to me)??? sbitx.net website causes me another question.?? My DE set came with the new regulator board? and has the pin diode tr upgrade board.?? The website
By bill steffey NY9H <ny9h@...> · #101109 ·