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VOLUME - Sets the volume of the bleeper in 20 steps. Use the left and 

right buttons to set the level as required. This does not affect the headset 

volume. Lower volume levels will give slightly longer battery life. 
UP threshold (UP th) - This sets the climb rate at which the vario begins 

to bleep. The threshold can be adjusted with the left and right buttons 

to prevent excessive triggering.
DOWN threshold (DN th) - A continuous tone Indicates that the glider 

is descending. You may wish to set the down threshold to only respond 

when you are descending rapidly, as a warning that you are in rapidly 

sinking air. 
WEAK LIFT FINDER - The “Weak Lift” or “Thermal Finder” is used to 

indicate rising air even when the glider itself is not ascending! This would 

usually be set to the sink rate of the glider, then if rising air reduces the 

rate of sink above this point, the Weak Lift Finder will start to chirp and 

speeds up as level flight is approached. The default threshold is set to 1100 

mm/second, which is typical for modern paragliders. Left and right buttons 

adjust the threshold and the Weak Lift Finder tones can be switched off if 

set to zero or “n” in the middle sub menu.
VARIO DAMPING - This controls how quickly the vario’s audio and visual 

indications respond to changes in height.  A short response will cause the 

vario to respond quickly, but it may respond too readily to small changes 

such as when wind is buffeting the vario. You may prefer a slower response 

which will average out small and rapid variations. Once you are flying, the 

Micro Alti will tend to silence until lift is detected. 

Summary of Contents for Micro Alti 2

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Page 3: ...g today s sensors and electronics providing the ultimate sensitivity and battery life in a wristwatch size package Getting Started To begin using the Micro Alti switch on by pressing the middle button...

Page 4: ...on that function the vario will then be displayed above the time and altitude below the averager The middle button gives access to 3 sub menus when SUB is displayed The left submenu shows maximum read...

Page 5: ...ernational Standard Atmosphere QNH can be set to the height of the hill or airfield or a pressure reference After selecting QNH hold the ALTI button to enter Height adjustment mode H then use left and...

Page 6: ...an indication of a potential trend in the weather for example when a low pressure system is approaching Allow an hour or so for the trend indicator to register any change or leave it on overnight bef...

Page 7: ...ws you to set the clock First hours will flash and can be adjusted with the left and right keys use the SET button to set hours and then set minutes in the same way A third press gives the ALARM timer...

Page 8: ...at any time by returning to ALARM and holding the left button this will be confirmed with ALARM OFF Switching off the Micro Alti will also cancel the alarm The last option on the TIMER button is the...

Page 9: ...ack band of petals and the normal vario rate is also shown as a single flashing petal in this mode The audio tones will still respond quickly if lift or sink is encountered The averager can be adjuste...

Page 10: ...ilot and normally indicates approximately 1G at rest displayed as G 1_00 Higher G may be encountered during a turn or dive and the G Meter will indicate this to 2 decimal places for example G 2_15 i e...

Page 11: ...the time waiting for the perfect opportunity to fly Operating the radio Plug an earpiece or headphones into the socket on the top of the Micro Alti The radio is switched on with a long press on the F...

Page 12: ...utton The middle sub menu is explained later in the manual Left Sub Menu The left Sub Menu shows maximum and minimum readings relating to your flight All readings are stored permanently and can be ind...

Page 13: ...s SENSITIVITY Sets the sensitivity of the vario scale On the secondary scale petals reduce from the centre of the display as the rate of climb descent increases Setting Petal sensitivity Full scale Se...

Page 14: ...en the glider itself is not ascending This would usually be set to the sink rate of the glider then if rising air reduces the rate of sink above this point the Weak Lift Finder will start to chirp and...

Page 15: ...feet x100 per minute 3 Altitude in feet and vario in metres per second G METER AUDIO Selecting this option with a press on the right button provides a range of tones similar to the vario to indicate...

Page 16: ...disabled if set to OFF It will also be disabled when in PRESSURE CHANGE mode so that the pressure trend can be monitored over a long period WEAK LIFT FINDER Switches weak lift finder on or off LED ON...

Page 17: ...estored CLOCK ADJUST Allows adjustment if clock is running fast or slow QNE ADJUST Allows the QNE reading to be adjusted to compensate for small changes as the altimeter s pressure sensor ages We don...

Page 18: ...tend their flights For helmets that are open around the ears the extra piezo bleeper can still be heard when mounted near to the ear in the padding of the helmet Any type of stereo earbuds can be used...

Page 19: ...ilplane gliders etc We supply a velcro strap that can be cut down as required and adhesive Velcro pads that will stick to most surfaces and can be sewn onto clothing Additionally we supply a lanyard w...

Page 20: ...rs of autonomy depending on use If the FM radio is in use battery life will be around 8 hours The charger will switch off and the light will extinguish when fully charged and even a short charge is su...

Page 21: ...USB Socket Headphone Socket Humidity Sensor Options Connector Power Button Press and Hold Piezo Bleeper MICRO ALTI 2...

Page 22: ...NOTES...

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