more than 13 million visits since february 2010!
We are proud to welcome the 13th-millionst visit since counting back in february 2010. Our community is constantly crowing....
Thanks to all for supporting eCalc.

• general: note regarding discontinued motors added
• propCalc:  indication of esimated maximum achievable climb angle.

propCalc: indication of Climb Capacitiy for better comparison between different glider setups. Climb Capacity is the theoretical total height you may climb with one battery at full thrust considering the specified percentage of the battery discharge.

propCalc: indication of Climb Capacitiy for better comparison between different glider setups. Climb Capacity is the theoretical total height you may climb with one battery at full thrust considering the specified percentage of the battery discharge.

eCalc: improved warnings for ESC limits (over peak, impuls operation only or risk of overheat in partial load operation).

eCalc: improved warnings for ESC limits (over peak, impuls operation only or risk of overheat in partial load operation).

 cgCalc: indication of Sweep @ MAC

perfCalc: wing area normalized Cd added. This value might be used in propCalc as specific drag coefficient.

cgCalc: Bugfix regarding wrong Taill Efficiency selection for bi-plane from deep link

eCalc (all simulation tools): pushing parametrized URL to browser history at every calculation (in function validateNumbers())

cgCalc: Bugfix to eliminate error message for Delta/Flying Wing with (unused) stabilizer values all set to zero

cgCalc: considering Simon's estimate for change of downwash angle (iso fix 0.4), custom Tail Efficitivness, Canard optimized, drawing scale optimized.

• Gauge: Misdrawing after lot of calculations corrected (gauge.update(specificOptions) missing)
• propCalc, xcopterCalc: Propeller Constant Pconst dynamic calculation for generic props.
• propCalc: Hand launch message fixed for multi-engine.
• setupFinder: Motor Weight Maximum can be entered relative to AUW - as used to be - or absulut in g or oz
• general: central release definition
• one session per user allowed only - user will be automatically logged out after less than 30s when a new session opend with same login to prevent misuse by multi concurrent users.

perfCalc: service update

cgCalc: considering normal fuselage designs, membership required

wbCalc: service update

evCalc: service update

heliCalc: bug in constant rpm hover current corrected.

more than 12 million visits since february 2010!
We are proud to welcome the 12th-millionst visit since counting back in february 2010. Our community is constantly crowing....
Thanks to all for supporting eCalc.

SiteLok 6.4 installed

chargeIndex 1.40: - Drive Drain Efficiency added - "How many km/mi you can drive on 1kWh of Battery Capacitiy"

• cgCalc: Usage of T-Tail clarified

SiteLok 6.2 installed

w&bCalc 1.0: all new Weight and Balance Calculation to evaluate actual CG and CG correction

• propCalc, fanCalc: ESC timing can be changed, Drag based on Wingspan as reference area
• perfCalc: Version 1.0 - indroduction of the inflight performance analysis tool

• cgCalc: Bug fix regarding negative sweep

• cgCalc: Error message if input field empty

eCalc: Blocking of Safari Browser at login solved

SiteLok 6.0 installed

• cgCalc: autosave of the form fields added

more than 10 million visits since february 2010!
We are proud to welcome the 10th-millionst visit since counting back in february 2010. Our community is constantly crowing....
Thanks to all for supporting eCalc.

• chargeIndex: new detail view and core efficiency

• cgCalc: Analytics event for data evaluation inserted

• evCalc: address entry modified.

• chargeIndex: first release

• chargeCalc: recharged kwh/km inserted to graph

• evCalc: actual wind and temperature information will be considered along your route, elevation evaluation problem for long leg corrected

• evCalc: accounting for high tailwind improved, image source for EV overwiev inserted 

• new Quick Gauge Plug-in - works in China too
• xcopterCalc: Range estimate in the result column
• heliCalc: Motot@Maximum calculation for  constant headspeed (iso max. headspeed)

• new Quick Gauge Plug-in - works in China too
• evCalc: Using routing machine of MapBox, GrasHoppers and TomTom, charge time updated in the graph considering lower chargerrates in low/high SoC range

• chargeCalc: Service Update

• all products updated to new Google API - Google resource is quite instable on Chrome and Safari

• chargeCalc 2.02: improved charging model

• chargeCalc 2.01: updated with "efficient charge range" indication.

• evCalc: Adress search simplyfied & improved for "Location or next Waypoint".

• evCalc: Calculation on map based speed sheddule along the route plotting a graph with consumption, state-of-charge and detailed recharge information. Simulation of a car towing a trailer. Routing marker improved for better recognition of start (triangle) and finish (flag) marker.

• eCalc: Service Update

• eCalc: 100 mio electric drives calculatet so far - thanks for this incredibale meilestone!

• evCalc: 6 mio EV trip calculations

• chargeCalc 2.00: Taking battery degradation (SoH) into account, Range vs. Time Graph

• evCalc: integration of chargeCalc - Link to chargeCalc presets the settings
•  chargeCalc: integration of evCalc - Link to evCalc presets the settings

• chargeCalc 1.1: Graph for Range vs Time at Charging added

• chargeCalc 1.0: Final Release - new service for calculating specific charge sessions

• evCalc: Bug fix for sorting the benchtest according Charge Time and Travel Time, Database Structure change

• Update Membership System V5.7

• evCalc: 5 Mio Trip Calculations
• eCalc: we inserted the 10'000th motor to the most comprehensive database on the web

• evCalc: Advanced Settings: select benchtesting for current available cars only or for all cars in the database, correct handling of recharging with high SoC at Desitnation, bug-fix for Address-Serach on Android showing next insted of go

• evCalc: Charger Data Quality improved (null vlaue replaced by plan text and estimates)

• evCalc: full map functionality is back: Topography and route insertion of charger

• evCalc: change to Open Street Map

• evCalc: automatic map centering if car symbole leaves the boundary of the visible map.
  (static = no map movement / center = automatic centering)

• evCalc: completly redesigned and new features...
  Navigate through a specific Charg Staion, Charge Point Information updated, at origine and destination also chargepoints (also below defined charge power limit) will be shown within defined radius.

• eCalc Service Update (Cursor Wait during Calculation, printing optimized)

• evCalc: evCalc allready calculated 1 Million Trips for electric Vehicles for range simulation

• evCalc: Charge Point details with numbers of stalls and plugs, color coded charge points

• evCalc: Electric Car Overview for selection

• evCalc: Indication of region where a recharging is expected according charging strategy, Result Table with reduced Column on small devices for better overview.

• evCalc: Indication of Charging Points along your Route

• eCalc Service Update V7.15
• propCalc: considering zero thrust speed is byond pitch speed due prop airfoil
• setupFinder: share function added
• xcopterCalc: max. speed calculation and range model improved, accessory allows negative amp draw to simulate solar panels for prolonge flight

• evCalc: Indication of the Econ Speed - best energy-speed-ratio, TCO and CO2 Analysis Sheet

• evCalc: User Statement inserted

• Update Membership System V5.6

• evCalc: Route Designer integrated, Service Update (additional BMS Value «on - very hight» for cold soaked batteries)

• evCalc: Service Update (Titel inclueds car name)

• cgCalc Version 1.12 released (returning Error for Delta and Canard corrected) - to cgCalc

• evCalc: Bug fix for Roll-Resistance scale

• Bug fix for Chrome Ads blocker does not allow dialog box anymore.

• evCalc: now with cross-brand benchmarking

• xcopterCalc: no more calculation resriction for Race Copter with a propeller diameter of 6.5" or less. However, accuracy byond a Diameter-Pitch-Ratio of more than 0.667 decreases.