Re: [time-nuts] ?==?utf-8?q? a newbie question: where can I purchase 794.7 nm VCSEL for building CPT rubidium clock?

2018-06-10 Thread Magnus Danielson
One might then ask what the availability and pricetag is for nonlinear chrystal needed for frequency doubling. If it is esoteric enough to get and priced similar, well then the gain is lost. Cheers, Magnus On 06/07/2018 09:18 PM, Henk Peek wrote: > Rb vapor-cell clock demonstration with a

[time-nuts] 2 X R-388's W/non-original cases for sale

2018-06-10 Thread Perry Sandeen via time-nuts
Hi List, Besides a four sail ad, it's a bit of a bottom feeder story. Several weeks ago, I made a post of 3 R-338's for sale.  One was missing the S-meter so I listed it a *parts unit*. I also stated that FedEx shipping based on my experience  for the units with cases would be in the $125 range

Re: [time-nuts] Sayrosa 607B Frequency Synthesiser

2018-06-10 Thread Clint Jay
SayRosa may be long gone but a lot of their IP went over to Wayne Kerr and some is still produced to this day, the 257 automatic modulation meter is one I think. On Sun, 10 Jun 2018 at 20:31, gandalfg8--- via time-nuts wrote: > Perhaps not a very common item, and probably restricted to the UK,

[time-nuts] Sayrosa 607B Frequency Synthesiser

2018-06-10 Thread gandalfg8--- via time-nuts
Perhaps not a very common item, and probably restricted to the UK, but I have seen these mentioned here before. The 607B was a very nice 2 to 30MHz synthesiser used as the drive unit in the UK Diplomatic Service Piccolo radio system. Both Sayrosa and Piccolo are long gone, and information has

[time-nuts] Inside a dead Lucent 40 db cone

2018-06-10 Thread Pete Lancashire
https://photos.app.goo.gl/oDjphd6DQhyrQp1w7 ___ time-nuts mailing list -- time-nuts@febo.com To unsubscribe, go to https://www.febo.com/cgi-bin/mailman/listinfo/time-nuts and follow the instructions there.

Re: [time-nuts] HP5065C or the 5065Jr.

2018-06-10 Thread J. L. Trantham
Very Nice!! What is mounted on top of the 10811? Joe -Original Message- From: time-nuts [mailto:time-nuts-boun...@febo.com] On Behalf Of cdel...@juno.com Sent: Saturday, June 09, 2018 4:58 PM To: time-nuts@febo.com Subject: [time-nuts] HP5065C or the 5065Jr. Hi, Thought I'd share some

Re: [time-nuts] HP5065C or the 5065Jr.

2018-06-10 Thread Pete Lancashire
nicely done ! On Sun, Jun 10, 2018 at 8:53 AM wrote: > Hi, > > Thought I'd share some PIX of an HP5065A I made up from spare parts. > > Chassis was from an HP8620C and there is no AC supply, it runs off of > external +24VDC. > > Unit has 5 and 10 Mhz outputs. > > It tests well and easily