GRAUPNER mx-20 Hott, Programming Manual

Page: 13 / 296

13 Introduction - Remote control set
mx-20
HoTT technical data
Frequency band 2.4 … 2.4835 GHz
Modulation FHSS
Transmit power see country setting, page 227
Control functions 12 functions, 4 of these can
be trimmed
Temperature range -10 … +55 °C
Antennae collapsible
Operating voltage 3.4 … 6 V
Current draw about 180 mA
Dimensions about 190 x 195 x 90 mm
Weight about 770 g with transmitter
battery
Accessories
Order No. Description
1121 Neck strap, 20 mm wide
70 Neck strap, 30 mm wide
3097 Hand transmitter wind protection
Teacher/pupil cable for
mx-20
HoTT
see page 201
Replacement parts
Order No. Description
2498.4FBEC 4NH-2000 RX RTU fl at
33800 HoTT transmitter antenna
Technical data, receiver GR-24 HoTT
Order No. 33512
Operating voltage 3.6 … 8.4 V*
Current draw about 70 mA
Frequency band 2.4 … 2.4835 GHz
Modulation FHSS
Antenna Diversity antennas,
2 x about 145 mm long,
about 115 mm encapsulated
and about 30 mm active
Plug-in servos 12
Plug-in sensors 1
Temperature range about -10 … +55 °C
Dimensions about 46 x 31 x 14 mm
Weight about 16 g
* The specifi cation for permissible operating voltage range applies
only to the receiver. Please note in this context that receiver input
voltage is applied without regulation to connected servos but the
voltage range for most connectible servos (speed controls, gyros,
etc.) is only 4.8 to 6 V.
The Order No. 33124 set includes
Microcomputer transmitter
mx-20
HoTT with built-
in NiMH transmitter battery 4NH-2000 RX RTU fl at
(change reserved), plug-in charger and
Graupner
bidirectional receiver GR-24 HoTT.
Recommended charger units (accessories)
Order
No.
Designation
Input v
oltage 220
V
Input v
oltage 12
V
appropriate for
the following
batteries
integ
r. balancer
NiCd NiMH LiP
o
lead batter
y
6411 Ultramat 8 x x x x x
6463 Ultramat 12 plus x x x x x x
6424 Ultramat 14 plus x x x x x x x
6466 Ultra Trio plus 14 x x x x x x x
6468 Ultramat 16S x x x x x x x
6469 Ultra Trio Plus 16 x x x x x x
6470 Ultramat 18 x x x x x x x
6475 Ultra Duo Plus 45 x x x x x x x
6478 Ultra Duo Plus 60 x x x x x x x
6480 Ultra Duo Plus 80 x x x x x x x
Transmitter charger cable, order no. 3022 and receiver charger cable,
order no. 3021 are also needed to charge batteries.
Other charger units and details about the listed chargers can be found
in the Graupner RC main catalog or in Internet at www.graupner.de.
Other accessories are listed in the appendix or can
be found in Internet at www.graupner.de. Feel free
to contact your dealer too. He will be glad to provide
advice.