Books
Roger R. Sanders. The Electrostatic loudspeaker design cookbook.
This book is my bible and is highly recommended.
Links
Wikipedia. Electrostatic loudspeaker.
https://en.wikipedia.org/wiki/Electrostatic_loudspeaker
ESL club Holland.
http://esl.hifi.nl/
The Audio Circuit, Electrostatic Speakers.
http://www.audiocircuit.com/DIY/Electrostatic-Speakers
Sigfried Linkwitz homepage. Many interesting articles. A strong proponend of open baffle speakers.
http://www.linkwitzlab.com/
Edo Hulsebos program to simulate segmented line source ESLs (esl_seg_ui).
http://www.diyaudio.com/forums/planars-exotics/206816-segmented-wire-stator-esl-simulator-esl_seg_ui.html
A lot of ESL design information by Frank Vervall.
http://home.kpn.nl/verwa255/esl/ESL_English_2011.pdf
Bass speaker from Scan speak..
http://www.scan-speak.dk/datasheet/pdf/26w-4558t00.pdf
Boxsim free speaker simulation from Visaton.
http://boxsim.de/
House curve article.
http://www.hometheatershack.com/forums/rew-forum/96-house-curve-what-why-you-need-how-do.html
miniDSP homepage.
http://www.minidsp.com/
miniDSP 2×4 – 2 inputs, 4 outputs. Used for cross over and equalization.
http://www.minidsp.com/products/minidsp-in-a-box/minidsp-2×4
Calibrated measurement microphone from miniDsp.
http://www.minidsp.com/products/acoustic-measurement/umik-1
Room EQ Wizard (REW) is a free acoustic analysis and measuring software.
http://www.roomeqwizard.com/