BOM for MySlimNode v2.0

C1,C2,C3 :
0.1uF capacitor P-5mm (low to fit inside IC1 socket)
http://www.aliexpress.com/item/Free-Shipping-100pcs-Multilayer-ceramic-capacitor-104K-100nF-50V-X7R-0-1uf-leadspace-5mm-5-08mm/1910742794.html

C5 :
0.1uF capacitor P-2.5mm (works inside IC1 socket, but not as nice. I also assume a disc cap has better RF performance.)
http://www.aliexpress.com/item/2015-New-100pcs-bag-Ceramic-Disc-Capacitors-50V-100nF-0-1uF-104pF/32287196145.html

C4 :
4.7uF electrolytic capacitor
http://www.aliexpress.com/item/Free-shipping-Aluminum-Electrolytic-Capacitor-4-7UF-50V-4-7MM-DIP-dip-50V4-7UF-4-7MM/32335055073.html

IC1 :
Atmega328p 28P DIP
http://www.aliexpress.com/item/10pcs-Free-Shipping-ATMEGA328P-ATMEGA328P-PU-DIP-28-New-parts-best-price-and-short-lead-time/32215616533.html
and (optional but recommended) IC-socket
Alt 1: http://www.aliexpress.com/item/Wholesale-10-pcs-lot-IC-Socket-2-54-mm-28-pins-Wide-DIP-DIP28-IC-Sockets/32272069253.html
Alt 2: http://www.aliexpress.com/item/Free-Shipping-10pcs-1x40-Pin-2-54-Round-Female-Pin-Header-connector/830087406.html

P1 :
(optional) 3x2 pin AVR ISP connector (recommended to omit or else the nRF-module at P4 needs to be mounted with a socket, because of its hight)

P2 :
Arduino serial, 6 pin angled connector 
http://www.aliexpress.com/item/80053-Free-shiiping-Hot-Sale10pcs-40-Pin-1x40-Single-Row-Male-2-54mm-Breakable-Pin-Header/32327255068.html

P4 :
nRF24L01+
http://www.mysensors.org/store/#radios

R1 :
10k resistor 1/4W (or 1/8W)
http://www.aliexpress.com/item/100PCS-1-4W-10K-ohm-1-ROHS-resistor-1-4w-10KR-ohm-Metal-Film-Resistors/32311042252.html