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JB Jb-L20, Manual, Page: 6 / 6

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JB Jb-L20 Manual Download Page 6

Jb-L20 Features

•  Weight 84 g

•  Size 100mm  x  59mm  x  17mm

•  Lithium polymer special ba ery usable  ll 80 °C.  Run  me on a full charge = 

15 hrs. It charges in 3 hrs using a micro USB cable (the one used for mobile 

phones). 

•  Back-light LED, emits a white  light.

•  Piezo buzzer with mul -tones and jingles (piezo buzzers are loud and drain 

almost no power). 

•  Sensi vity  of  0.1  m/sec  (0.328  /sec),  thanks  to  the  barometric  sensor  

MS5611-01BA03 by Measurement Special es, Inc.

•  2 Responsiveness modes, 

FAST 

and 

NORMAL 

(previously explained).

•  Climbing  threshold  se able  star ng  from  nega ve  values.  If  the  climbing 

threshold is set to values <=0 a special sound feedback is played.

•  3 Volume levels, se able, HIGH/LOW/MUTE. 

•  2 Sound modes se able: 

Jb CLASSIC

 and 

RELAX

. 

•  Durable, Scratch-Resistant Acrylic panel cover the LCD - back light available. 

• 

OLD GUY MODE: 

 if set to on increases the size of the numbers in the main 

screen, so you don’t need reading glasses while you are flying.

•  All  the  se ng  will  be  stored  in  memory  and  will  be  retained  even  if  the 

ba ery is drained flat  or removed.

•  Unit of measure se able in 

meters 

or 

feet 

for the al tude and in m/sec or 

/sec for the vario

•  Factory  reset  performable.  The  instrument  will  be  set  to  volume  100%,   

climbing  thresholds    +0.1  m/sec,  sinking  thresholds    -2  m/sec,  sound  type 

RELAX, responsiveness FAST, unit METERS, Language English.

•  Aluminum D shape hook to secure Jb-L20 in a fast way.

•  Adhesive Velcro and Velcro strap are provided to set the instrument on the 

paraglider risers or wherever you prefer.

Happy flying 

Maurizio Romano

Summary of Contents for Jb-L20

Page 1: ...stands for ver cal Volume icons 100 50 MUTE Then we have Unit can be meters or feet The al tude in rela on to the takeoff It is set to 0 when you turn on Jb L20 Then there is a chronometer that starts in the moment you turn on It can be reset by Btn DOWN The ba ery last about 15 hours when the icon starts to blink you s ll have about 1 hour of flying me remaining and The analogical bar shows the ver...

Page 2: ... be taken in the First Menu page PWR OFF switches off the instrument just a er you confirm by pressing the Jp bu on Fly Mode takes you back to the Flying mode page LED is the back light you need to select it with the Jp bu on and then change the value to on by the bu on down or up then you need to confirm with the Jp bu on You can fly with the back light on if you like the effect of black on white but ...

Page 3: ...edback It means you are going down vol the volume can be set to 100 50 or MUTE snd you can choose between 2 different type of sounds RELAX has a lower frequency Jb CLASSIC has higher frequency like the Jb MINI the previous model without display res RESPONSIVENESS how fast you want the instrument reacts to thermals and how fast you want V and V are updated Responsiveness can be NORMAL or FAST NORMAL...

Page 4: ...ange the contrast of the display Already set to op mal contrast but if you want to adjust it is possible LNG language English or Chinese can be set Factory Reset if you Jp on that the instrument is reset to factory values Charging the Jb L20 Simply connect the instrument to a micro USB cable The Jb L20 will be charged in about 3 hours if the ba ery is completely flat ...

Page 5: ...l drivers automa cally however we will not use them Instead we will reenumerate the USB that will be recognized as USB HID peripheral thus not requiring drivers Press Btn DOWN Then confirm by Jp bu on When the text on the right will appear you should read and press Jp one more me Don t be alarmed if the screen will be empty The instrument is just in USB HID mode ready to receive the update by USB J...

Page 6: ... able HIGH LOW MUTE 2 Sound modes se able Jb CLASSIC and RELAX Durable Scratch Resistant Acrylic panel cover the LCD back light available OLD GUY MODE if set to on increases the size of the numbers in the main screen so you don t need reading glasses while you are flying All the se ng will be stored in memory and will be retained even if the ba ery is drained flat or removed Unit of measure se able ...

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