[Arm-netbook] flying squirrel conundrum

[luke.leighton]

And it can go air. Yes but not for this design do that later

On 11/26/12, jm <joem at martindale-electric.co.uk> wrote:
> On Sun, 2012-11-25 at 20:42 +0000, luke.leighton wrote:
>> we have a bit of a conundrum over component pricing.   $7 or
>> thereabouts is due to the use of EOMA-68 (casework etc). but even
>> subtracting $7 from $113 we're still a whopping $26 (23%) off of
>> equivalent devices with the same functionality.
>>
>> the target's $80.  can anyone help source parts on this list that will
>> help us to reach the target?
>>
>> l.
>>
>>
>>
>> 3200mAh battery    $6.00    EEMB    10000
>
> Charger costs missing????
>
>
> This may be off the beaten track in terms of marketing,
> but have you thought about using
> rechargeable AAA, AA or 18650 batteries?
>
> You can then sell the devices $6 cheaper without the battery
> and let the customer install their own.
> Lower cost to ship them as well.
>
>
>> LD070WS2-SL05    $30.00            LCD (IPS 1024x600)
>> STM32F103RC6    $2.20        10000    high-end version, excludes
>> delivery (from HK across to Guangdong)
>> Capactitive 5T    $11.00    NJY    10000    CTM with NO CONTROLLER
>> 0.3MP Camera    $3.00        10000
>> 3-axis Accelerometer    $1.08    Digikey?    10000    Bosch BMA250
>> PCB    $1.50            appx 3in x 6in
>> EOMA68 CPU Card    $38.00            CPU Card (1ghz 1Gb RAM / 4Gb
>> NAND)
>> Speakers    $1.00            2x 0.5 watt
>> Coil Mic    $0.20            not piezo: circuit's been designed around
>> a coil microphone
>> Case    $8.00            Good quality!
>> PCMCIA socket    $0.50    Amphenol (Diarmuid)        68-pin socket
>> Amphenol P/N G659EU1124703T
>> SoC cartridge    $1.00    Amphenol (Diarmuid)        PCMCIA assembly
>> (rails) with push-release mechanism
>> AXP209    $1.00            Power Management IC
>> MiniPCIe WIFI    $4.00            Ralink RT2070, RT8191  or Atheros
>> ATH9K
>> MicroSD    $0.32
>> SN75LVDS83b    $1.00    Texas Instruments        LVDS Display
>> interface converter IC, from RGB/TTL to LVDS
>> MiniPCIe CON    $0.62    Digikey?        JAE 52-pin Mini PCI-e
>> connector for WIFI/3G/DVB
>> Headphone Jack    $0.20
>> MiniUSB AB    $0.20
>> MiniUSB Host    $0.20
>> Sundry Discretes    $2.00            LDOs, DC-DCs, L,R,C, MOSFETs,
>> Diodes etc.
>>
>> Total: $113
>
> You may have to give way on the higher quality LCD and
> make two versions. One with 7" cheapo resistive screen.
> The lower price grabs the headlines.
> The buyers are split 2:1 favouring the bigger screen:
> http://www.indiegogo.com/pengpod
> But that still indicates 30% of the buyers
> will spend money on cheaper smaller screens.
>
> (If using AA NiMH batteries, it is possible to fast charge them
> in 15 minutes. Need a fan though and more components.
> Again a selling point for a bigger more expensive model
> but still off the beaten track in terms of marketing.)
>
>
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>
>
>
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