105Ah (c20) 94Ah (c10) 85Ah (c5)

B1 B2 B3 B4 B5 B6 B7 B8 B9 B10
GND 12V + raymarine water cabin1 (2x) cabin2 (2x) steam ST60 navi riding nav lights (3x)

Ancor AWG16 (1.3 mm2) (UL1426) duplex tinned wire (124710) 100ft roll, kabelknecht.de

AWG # diameter mm2 max ampere
18 0.8 10
16 1.3 13
14 2 15
12 3.3 20
10 5.2 30
8 8.3 40
6 13.3 55
4 21 75
3 26 100
2 33 115
1 42 130

Volvo Penta NMEA2000 interface

KUS water temperature sensor 120°C (EU/M18x1.5) (KE00018)

VDO 360-081 pressure sensor

interfacing Volvo MD2030, SensESP/ESP32

build own NMEA 2000 device, own NMEA 2k data logger

AIS online decoder

Maneuvering (deutsch, Wind auflandig)

sailing quick tutorial

Mainsail trim - Sail faster

1 Year condensed Sailing

sailing from Baltic sea to Portugal

solar panel wisdom ..

12V battery, 100Ah, lead acid, max discharge 50%, PWM controller, 5 peak sun hours charging time => 270W panels (calculator)
12V battery, 100Ah, lead acid, max discharge 50%, MPPT controller, 5 peak sun hours charging time => 220W panels (calculator)

peak sun hours per dey, Valletta 3.88 avg yearly (calculator)

calculate wire size ..

wire mm2 = 2 * length in meters * (power in W / 12V) / 56 * max voltage drop

12 Volt system with a maximum voltage drop of 3% - cable length m and a power of W wire size is mm2

i70S Administration PGNs

i70S Data PGNs

some interesting numbers ..

Maintenance cost 26ft versus 39ft annually (Dland 2020) ..

... 26ft 39ft
Crane 200 EUR
Mast legen 140 EUR
Mast lagern 90 EUR 150 EUR
Antifouling 300 EUR 500 EUR
Engine 100 EUR 200 EUR
Cooker 50 EUR
Sails 400 EUR 700 EUR
Sail repairs 150 EUR
Rollen 300 EUR 500 EUR
misc repair 800 EUR 1000 EUR
Navi 50 EUR
Insurance 300 EUR 500 EUR
Travel 360 EUR 500 EUR
3.400,00 EUR 4.640,00 EUR