On 1/9/10 3:21 PM, "J. Forster" <[email protected]> wrote: > Maybe you could "pump" the pendulum optically, using a beam of light, like > those glass bulb "radiometers" they sell that spin on a sunny window > ledge. > > -John > Hmm, and could you have a moving mirror that does the pumping? I suppose one could make a mechanical (non-electrical) sensor of a reflected beam of light using thermal means.. Like those automatic solar trackers that use propane as the working fluid. _______________________________________________ time-nuts mailing list -- [email protected] To unsubscribe, go to https://www.febo.com/cgi-bin/mailman/listinfo/time-nuts and follow the instructions there.
- Re: [time-nuts] Non electrical time-nuttery J. Forster
- Re: [time-nuts] Non electrical time-nuttery Bob Camp
- Re: [time-nuts] Non electrical time-nuttery J. Forster
- Re: [time-nuts] Non electrical time-nuttery Bob Camp
- Re: [time-nuts] Non electrical time-nuttery Lux, Jim (337C)
- Re: [time-nuts] Non electrical time-nuttery Neville Michie
- Re: [time-nuts] Non electrical time-nuttery Lux, Jim (337C)
- Re: [time-nuts] Non electrical time-nuttery Bob Camp
- Re: [time-nuts] Non electrical time-nuttery Hal Murray
- Re: [time-nuts] Non electrical time-nuttery Lux, Jim (337C)
- Re: [time-nuts] Non electrical time-nuttery Lux, Jim (337C)
- Re: [time-nuts] Non electrical time-nuttery Bill S
- Re: [time-nuts] Non electrical time-nuttery Neville Michie
- Re: [time-nuts] Non electrical time-nuttery Don Latham
- Re: [time-nuts] Non electrical time-nuttery Hal Murray
- Re: [time-nuts] Non electrical time-nuttery Bill Hawkins
- Re: [time-nuts] Non electrical time-nuttery Neville Michie
- Re: [time-nuts] Non electrical time-nuttery Hal Murray
- Re: [time-nuts] Non electrical time-nuttery J. Forster
- Re: [time-nuts] Non electrical time-nuttery Chuck Harris
- Re: [time-nuts] Non electrical time-nuttery Don Latham
