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I removerd the filter from 4 devices with no problems after this , but ... have you removed the whole part by unscrewing the 3 screws ... ? Or have you only loosen the one which holds the little tube with filter and picked the tube of . That means the slit has not to be touched ... but you can...

Hi Civitus, maybe you have moved the slit a little bit while removing the filter ... is it already at the correct place ?

Hi pasajeros, in your constellation (usage of the orign laser and probe) you need additional an edge or notch filter . In the original usage, there is one installed behind the slit of the B&W-TEK spec, if you want to use an Ocean Optic's , you must find an other solution, maybe you can...

Hi Steve, sorry for my late answer .... but, YES i have, see the attached file. I have also the software for this .... Greetings Bernd

Hi Steve, thanks a lot for your tips, they are helpful. Today i got an other crystal from the seller as replacement for the defectiv one. Now i have 3 of them, all the same but one defectice and all of them are ditrty. At the weekend i will test them and also the 2 HF-devices i have now, one...

Hi Richard A, as you see there was no error while booting in this case. As you know, such errors (which are not always seen) are not easy to be defined. Maybe you should repeat multiple boots of the device in the hope to see an error-code . You can see such a typical error here in the post...

At work we are soldering wires at the electrodes of x-ray tubes, may this work for this here? Has anyone of you done something like this himselve?

Please connect the spec with the ser cable to the ser card of your PC without powering the spec, than start a terminal program, than power the spectrometer and post here the end of the pre-message you see in the terminal window.

I also ask you to go on posting here, thanks for the information .... For your actual problems with this device ...i would try an other usb to ser stick , it sounds like timing-problems i had also. Greetings Bernd

Hi Arctos, you have seen, that der device ist defective, i am impressed .... so it is. I do not think that someone will be able to repair it by soldering, but the seller told me to send an other device, but until now i did not get it. I am still waiting for the other device and than it will...

I would like to use this device in a project to hide or select individual wavelengths from a signal. This works with this part without mechanical adjustments and can be adjusted both in the wavelength, intensity and combination of both with a RF signal. When assembling the parts, I found by...

Thanks a lot

Polychromatic Acoustic-Optical Modulator

AA AOTFnC-VIS-TN45-001-RTN01

inner sanctum

RF-signal-connections.

Hi pasajeros, be welcome, i have created a thread raman with the usage of components of this device here : https://laserpointerforums.com/threads/raman-spectroscopy.102872/ Maybe you could read this for additional infos .... It would be fine to talk about raman here or there again ...

Hi, today i played a little bit with my polychromatic acousto-optic modulator and opened the crystal housing. Bevore closing it i made some pictures and thought, somebody could be interested in this. ... I guess such a device is known, therefor i must not describe the basic functions. In my...

Thanks again ... !

You will need about 1500 C to start the reaction ....