NGALAC/Subsystems: Difference between revisions

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Created page with "= Power = '''Streaming PC''' '''Audio''' Gainclones are a DIY version of a $3000 audio system called the GainCard. NGALAC possesses a LM3886TF based dual supply amp whic..."
 
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'''Audio'''
'''Audio'''
Gainclones are a DIY version of a $3000 audio system called the GainCard.   
Gainclones are a DIY version of a $3000 audio system called the GainCard.   


NGALAC possesses a LM3886TF based dual supply amp which requires a split rail +28/-28 DC supply
NGALAC possesses a LM3886TF based dual supply amp which requires a split rail +28/-28 DC supply


[[File: ngalac_autio_amp.png LM3886TF based gainclone amp]]
[https://www.amazon.com/LM3886TF-Amplifier-BGEKTOTH-Stereo-Assembly/dp/B07BD2V5HL/ref=sr_1_15?ie=UTF8&qid=1521921616&sr=8-15&keywords=LM3886tf Amazon Link]


Amazon Link
[[File:Ngalac_audio_amp-r.png|none|thumb|LM3886TF based gainclone amp]]


[https://www.amazon.com/LM3886TF-Amplifier-BGEKTOTH-Stereo-Assembly/dp/B07BD2V5HL/ref=sr_1_15?ie=UTF8&qid=1521921616&sr=8-15&keywords=LM3886tf Amazon Link]


Example DIY circuits which are easy to build with clear instructions
'''Example DIY circuits which are easy to build with clear instructions'''


[http://www.decdun.me.uk/gainclone6.html Example Circuits]
[http://www.decdun.me.uk/gainclone6.html Example Circuits]
[[File:snub_reg_psu.png|Snubbed regulated PSU]]


[http://www.decdun.me.uk/gainclone_psu.html Example PSU design]
[http://www.decdun.me.uk/gainclone_psu.html Example PSU design]


Possible parts
 
'''DIY PSU is quite high, will compare to purchase options'''


{| class="wikitable"
{| class="wikitable"
|+ Regulated Snubberized (preferred)
|+ Possible DIY Design
|-
|-
! Qty
! Qty
Line 45: Line 48:
| [https://www.digikey.com/product-detail/en/on-semiconductor/MUR860G/MUR860GOS-ND/919926 Digikey]
| [https://www.digikey.com/product-detail/en/on-semiconductor/MUR860G/MUR860GOS-ND/919926 Digikey]
| $16.00
| $16.00
|-
| 4
| Linear Voltage Regulator
| $2.10
| LM338T
| [https://www.digikey.com/product-detail/en/texas-instruments/LM338T-NOPB/LM338T-NOPB-ND/212669 Digikey]
| $9.00
|-
| 8
| Rectifier Diode
| $0.20
| LM4002
| [https://www.digikey.com/product-detail/en/on-semiconductor/1N4002/1N4002FSCT-ND/1532743 Digikey]
| $1.60
|-
| 4
| 1200uF Radial Aluminum Electrolytic Caps
| $1.00 - $6.00 (depending on current)
| EEU-FS1J102B
| [https://www.digikey.com/product-detail/en/panasonic-electronic-components/EEU-FS1J102B/P123412TB-ND/8567301 Digikey]
| $24.00
|-
| $10.00
| Various Caps and Resistors (1W)
| *
| *
| *
| $10.00
|-
! scope="row" colspan="2"| Total
|
|
|
| $76.80
|}
|}

Revision as of 15:01, 24 March 2018

Power

Streaming PC

Audio

Gainclones are a DIY version of a $3000 audio system called the GainCard.

NGALAC possesses a LM3886TF based dual supply amp which requires a split rail +28/-28 DC supply

Amazon Link

LM3886TF based gainclone amp


Example DIY circuits which are easy to build with clear instructions

Example Circuits

Error creating thumbnail: Unable to save thumbnail to destination

Example PSU design


DIY PSU is quite high, will compare to purchase options

Possible DIY Design
Qty Short Name Price Part Link Part Total
1 Transformer Dual 28V secondaries $3.00 - $10.00 (based on current required) F56-220-C2 (e.g.) Digikey $10.00
16 Diode $1.00 MUR860 Digikey $16.00
4 Linear Voltage Regulator $2.10 LM338T Digikey $9.00
8 Rectifier Diode $0.20 LM4002 Digikey $1.60
4 1200uF Radial Aluminum Electrolytic Caps $1.00 - $6.00 (depending on current) EEU-FS1J102B Digikey $24.00
$10.00 Various Caps and Resistors (1W) * * * $10.00
Total $76.80