LightSpeed Attenuator vs. GoldPoint SA1X

I am looking for a passive preamp. How would lightspeed attenuator compared to GoldPoint sa1x or Luminious audio axiom II?

Thanks.

yuhengdu_tiger10-01-2015 6:03pm

yuhengdu_tiger OP Details Discussions Posts This discussion Message User 17 posts 10-08-2015 at 03:05pm Copy Comment URL Report Comment Edit Delete Thank you! So lightspeed is ldr based? How about the tortuga preamp?
yuhengdu_tiger OP Details Discussions Posts This discussion Message User 17 posts 10-09-2015 at 04:03pm Copy Comment URL Report Comment Edit Delete Is it impossible to do a balanced version of LDR passive volume control? Thanks.
yuhengdu_tiger OP Details Discussions Posts This discussion Message User 17 posts 10-14-2015 at 08:59pm Copy Comment URL Report Comment Edit Delete How can a ldr resistor be stable over time? I think the ldr preamp are very subtle since it needs to convert electric to photo and then convert photo to resistance.
yuhengdu_tiger OP Details Discussions Posts This discussion Message User 17 posts 10-15-2015 at 01:09am Copy Comment URL Report Comment Edit Delete Thanks for your explanation George. How can you ensure the amount of light captured by the LDR is accurate and fine-grained enough then?
yuhengdu_tiger OP Details Discussions Posts This discussion Message User 17 posts 10-15-2015 at 05:45pm Copy Comment URL Report Comment Edit Delete Thank you George! Yuheng