How to add an Aux port, a 3.5 mm “headphone” jack to your radio.
As my van is rather old – as is the radio – but working, I figured out how to add an aux line-in to the radio unit.
All it doesn’t do is play mp3 CD’s, however I can live with that. An mp3 player, or other music player can always be connected. Such as a mobile phone.
On our vacations, and other long trips, our younger family members like to look at Youtube videos – and now we can all co-listen.
Continue reading Adding Aux to old car radio
#ljud #återhämtning #inredning #investering #eko
Visst kan det vara svårt att lösa hur en kan dämpa (o)ljud, i inomhusmiljö. Vad en bör tänka på, osv. Därför finns nu en kort guide med lösningar, och som även reder ut de vanligaste begreppen.
Kapitel-indelningen behandlar, bland annat :
Continue reading Guide om Akustik, inomhus.
Color applied : Metallic Gray
Here I tell you about how to spray paint an EPS wall panel. (EPS = extruded polystyrene, Diffusor = breaking, scattering a soundwave)
The starting point is a white – uncolored – wall panel, non-colored from production. As EPS doesn’t stand against any form of alcohols, a primer has to be applied. Otherwise, the spray propellant will eat away on the surface. The primer is water based, and propellant other than alcohol based.
Continue reading Spray paint an EPS diffusor
From halogen bulb to LED
What if one could increase the lamp life 100-fold, and avoid all that heat – that would burn the film in case the film would stop running…
3 generations were seated to dig into a number of film rolls from my childhood, to travel back in time some 40 years. We got through 20 minutes of film, when the light bulb came to an end.
The projector – the patient
Life expectancy is 25 hours, so having lasted since my childhood – that in itself was a lot of hours than the listed expectation.
Continue reading 8 mm projector conversion to LED