Benedini engine sounds system

Lock

100 MW
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May 24, 2007
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Toronto Harbour
One of the things I really prize about riding better electrically is the relative silence of the vehicle...

Having said this, on a busy urban street this tech might be amusing:
http://www.benedini.de/Home_E/Products_E/products_e.html
1. Sound units

All offered digital sound units are reproducing original engine- and special sounds. The engine range covers starting, engine idle, reeving up the engine, acceleration, speed dependent engine sound, returning to idle state and engine shut down. Available special sounds are horns, flaps, weapons, radio messages, depending on the kind of sound unit.

Up to two speed signals can be scanned directely at the receiver to determine the moving state of the model. This makes it ideal for tracked vehicles.
It can be used in combination with burshless or common DC motors.

To ensure maximum output power at large scale vehicles, a external amplifier is used. You can use car HiFi components as well as tiny SMD amplifiers. Different amplifiers are on stock.

Universal digital outputs can start actions depending on the played sound, like muzzle flashing LEDs or motors to move something. in the model.

A fully dynamic and sound synchronous working smoke generator for exhaust simulation is also available.

The soundunits can be controlled by a spare prop.channel or digitally by any voltage signal.



Following control modes are possible:

A: Encoder
Kodierer5.jpg

This rotary switch / push button combination must be connected at a spare proportional channel of your transmitter.
For mechanical installatioin already present extension places of your TX can be used usually. (Only two wholes are necessary)
The desired sound is selcted by one of the 12 rotary switch position and triggerd by the push button.
This allows a convenient, quick and direct sound selction.
In principal the encoder is a simple potentiometer with 12 fix positions.


B: Digital control
DIs.jpg

This little device allow the soundunit to be controlled by any voltage signal.
It has 6 fully isolated inputs and is plugged at the soundunit.
Any voltage source between 4-12V can be used for triggering.
It doesen’t matter if it is positive or negative switching, or if it is comming form different voltage sources !

C: Direct control by a proportional channel:
A common proportional channel, equipped with a 3-position switch at your TX can be used to control the soundunit.
This switch should have a neutral position and momentary contacts to both sides.
The desired sound is selected by flicking the switch x-time up (according to the desired sound number).
The selected sound is triggered by flicking the switch down.
A already selected sound can be triggerd multiple times without a new selection (f.e. MG bursts)


For installing the soundsystem in your model, usual RC-modelling solder skills are necessary. The offered componets are parts of a soundsystem, created by the customer.


Please see the manuals for further descriptions.



We have an extraordinary sound collection of different vehicles which is constantly enlarged.
We specialized on modern and historical tracked vehicles and aircrafts!

A list of all currently available sounds can be found in the Download section.

Yah got yer Leopard tank, yer twin-engined Tiger Moth... :lol:

Actually their water-base smoke generator might be amusing too... simulated pack fire! Fun to hook up to an alarm system/trembler switch etc
:lol:

http://www.youtube.com/watch?v=DX845N7gOAs
[youtube]DX845N7gOAs[/youtube]

LocK
 
cool. WHen I get my EV done, it will have a loud speaker for music.
Dubstep!!!!!!!!
 
Some nice driving there SkateDuDe, lapped them slower drivers easily! That top corner after start/finish line looks like
it would be some fun... I get out in my mates 2 and 4 stroke karts often each month and i have to say that electric
sounds damn good and i am a lover of the 2 strokes! Do you know what motors they are using by chance?

greta footage anywayz thanks for sharing ;)

KiM
 
sry, not me driving,
but that is the track I drove,
only five minutes from my work! :D

every race is 14 laps + 1 warmup
average 24 seconds per lap


I will try to find some info about these karts..

from their site,
LENGTH: 200 CM
WIDTH: 143 CM
SEAMLESS SPECIAL CHROMIUMMOLYBDENUM STEEL FRAME OF 32MM IN DIAMETER
ADJUSTABLE CASTER / CAMBER
ANODIZED ALUMINUM FOOTPLATE
SELF-ADJUSTABLE BRAKE PUMP
TWO REAR HYDRAULIC BRAKES
DOUBLE REAR SELF-VENTILATED BRAKE DISC
DIFFERENTIAL
REGULATION OF TENSION FOR STEERING WHEEL
STEEL SPORTIVE STEERING WHEEL
ADJUSTABLE SEAT TO ACCOMODATE SHORT TO TALL DRIVERS
DC CURRENT ENGINE
ENGINE WITH WATERPRROF TREATMENT FOR OUTSIDE USE
4 HICAPACITY DRY BATTERIES 48V
AUTONOMY: UP TO 20 MINUTES
RAPID CHARGE: 5 TO 15 MINUTES
MULTI-FUNCTION DIGITAL ELECTRONICS WITH ENERGY RECOVERY
ADJUSTABLE SPEED FROM 0-90 KM/H (0-60 MPH)
 
here is one that uses an Agni motor..

http://www.bizkarts.com/karts/rental/ecovolt/
http://www.racecar-engineering.com/blogs/what-are-electric-karts-really-like/


D&D Motor Systems the premier motor manufacturer in the U.S. for electric go kart motors. Our electric go kart motors offer higher performance than the pancake motors that are out there. Our electric go kart motor has: higher torque, better thermal capabilities and a competitive price. In addition, we offer a complete line of U.S. made speed controllers to go with our high performance motors for electric go karts . At a cost you can afford!

http://www.ddmotorsystems.com/ElectricGoKarts.php
 
Geez.. ! that thing handles like a turd after a good curry ! ... all over the place.
They must spend a fortune on front tires with that much understeer ! .. some serious chassi tuning required there.
F1 sound ? ... pah ! you need to hear a real 2T kart at 18k rpm !
( actually ,..you need to FEEL it ! .. 65kg and 35 bhp....makes a fun ride !)
 
This is the place I race at here in Vegas a few times. There are two of these here called pole position, electric karts
http://www.youtube.com/watch?v=zXbGZ1aucl0

There is another called fast lap that uses gas karts
http://www.youtube.com/watch?v=shTRkU9IOTw

So we have 3 indoor kart tracks here.

Racing on them is how I found out I'm actually a good driver, especially at Pole Position since they rank you against all previous times. I was in the top 1% of something like 150,000 other drivers :) Yay for natural ability with a little practice go me!

HUGE difference in how you have to drive the karts, electric it's ok to drift the rear a little around corners because they have the torque to recover fast, 4 stroke gas, you drift you scrub all your speed and kill your lap time so your corner apexes are different for each type with the electrics much more forgiving to bad driving. The electrics at pole position seem to be better maintained as well, most of the karts are pretty equal and are setup fairly neutral, Fast Lap has 1 or 2 good carts, some OK ones and then like 3 or 4 that are usually just total crap, most lack decent setup and under steer pretty bad.

At both places top speeds end up in the mid 30's to low 40's depending on how good of a driver you are. If you haven't driven one of these, go do it now. You'll never ever say a race car driver is not an athlete ever again, and these karts are slow, try a KT100 or even worse, 125cc shifter or the 250cc evil try to kill you shift karts. They pull 3g's+ in a corner.

P.S. I'm a drag racer and the one time I went to pole position with a bunch of people 6 who were racing driving instructors they made fun of me before we raced because I drag raced. They were kinda surprised I could even hang with them and made it to the final heat against them and even beat 1 of them :) Sadly what I lack is repeatability on any course, I'm not very consistent.
 
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