Differences between revisions 6 and 14 (spanning 8 versions)
⇤ ← Revision 6 as of 2019-07-17 10:21:43 →
Size: 451
Editor: KiwamuIzumi
Comment:
← Revision 14 as of 2019-07-17 16:16:05 → ⇥
Size: 600
Editor: KiwamuIzumi
Comment:
Deletions are marked like this. Additions are marked like this.
Line 6: Line 6:
= Prototype model =
 * Designed by Y. Enomoto (2018), inspired by LIGO low noise VCOs. [[https://gwdoc.icrr.u-tokyo.ac.jp/cgi-bin/private/DocDB/ShowDocument?docid=8968| JGW-D1808968]]

== Performance ==
=== Frequency Noise ===
 . {{attachment:7425_20181218132925_lnvcopn2.png|Measured freq. noise (klog 6552) | width=400}}

=== Tuning Range ===
Line 7: Line 17:
 . Designed by Y. Enomoto (2018), inspired by LIGO low noise VCOs.

 . [[https://gwdoc.icrr.u-tokyo.ac.jp/cgi-bin/private/DocDB/ShowDocument?docid=8968| Prototype VCO JGW-D1808968]]

= Production model =
 . Sophisticated version of the endeavour model.		  . Sophisticated version of the prototype model.

Low Noise VCOs

Descriptions

Low phase noise, a center frequency of 70 MHz, actuation range of several 100 kHz, aaa dBm output

Prototype model

  • Designed by Y. Enomoto (2018), inspired by LIGO low noise VCOs. JGW-D1808968

Performance

Frequency Noise

  • Measured freq. noise (klog 6552)

Tuning Range

Endeavour model

  • Sophisticated version of the prototype model.

Bill of Materials

KAGRA/Subgroups/MIF/AEL/LowNoiseVCOs (last edited 2019-11-12 11:32:54 by KiwamuIzumi)