TESORO GOLDEN SABRE

[paku]

PartNo Replacement Repl. Mfr Type Additional LM308National Semiconductor · Operational Amplifiers OP77 Analog Devices OP02 Analog Devices OPA237SINGLE-SUPPLY OPERATIONAL AMPLIFIERS MicroAmplifier Series Burr-Brown

Legend: Pin-to-Pin Replacement Compatible Equivalent Functional Equivalent Possible Analogue

http://www.allxref.com/nsc/lm308.htm

OP77

[fmnotes]

What is the best replacement for LM308 ic please I do not get the lm308 ic in my country

this OP07DP I can replace the lm308.
the thing is, you can not find the lm308 in OP07DP will be able to find it?
the NTE 938 best seems

[liekwang]

?Spikes can I find TL081 does equal the LM308

[liekwang]

fmnotes

?I just can do same TL081 do you think

[fmnotes]

?I just can do same TL081 do you think

Try Believe that temporarily will work, but can in some problems. but yet it can not create a problem..

[liekwang]

?I just need to find a replacement for lm308 I have currently TLa081 and ic TL082

[fmnotes]

?I just need to find a replacement for lm308 I have currently TLa081 and ic TL082

Try it yourself. Evil will not do in the system.

[satdaveuk]

Hi Liekwang
The TLO81 will replace LM308 and work fine.
On some but not all of the TGSL builds we found the LM308 to be a shade more stable when using the machine out in the field but apart from that they work just fine.
Regards

[liekwang]

?satdaveuk now I have a problem 22omh resistor near burning me confused 7808 what could cause burning I use mpsa 13 with 0, 8omh 5watt speakers

[paku]

i need street help
i have make following TGSL coil Making and i just get detection 15cm in deep coin size is 23mm in my picture

this my coin size http://imageupload.co.uk/files/u8e12b6x610fk19pnrq3.jpg

what is my problem or i need use LCR meter to Test The Coil

im very tired about make the coil need true help about make the coil
i have make 15 set DD coil but Stil can not get 30cm distance scan why why why why

what tools i need what is
i have buy DD cover bulgarian housing and insert coil to the bulgarian cover still same

just detect 15cm full-length

[alonejax]

hi Qiaozhi & other friends
i have a question ;
i don't now what is best?
http://www.geotech1.com/forums/showt...mplete-Details
or
ivconic schematic in page 209
please help me

[Qiaozhi]

hi Qiaozhi & other friends
i have a question ;
i don't now what is best?
http://www.geotech1.com/forums/showt...mplete-Details
or
ivconic schematic in page 209
please help me

Everything is in the link. That's why it's called "TGSL Complete Details".

[alonejax]

Okey
Thank you bro

[amarasha]

hello
please help me.
i made this tgsl and work well all metal but disk mode not work. -5v on schematic is -6.2v!
what can i do to improve that?

[liekwang]

qiazhi

?Where can I find the Board pcb layout top and bottom-side file type JPG TGSL I built the first Board on page 1 and 4 not working always burnt resistor 22omh