Rando: Created page with "* swap out audio receiver for car amp thing * Fest autio streaming with mic, cabinet audio, and stream audio * Found a woofer to test with (tbd) * Impedance matching circui..."

2019-01-05T22:42:23Z

Created page with "* swap out audio receiver for car amp thing * Fest autio streaming with mic, cabinet audio, and stream audio * Found a woofer to test with (tbd) * Impedance matching circui..."

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* swap out audio receiver for car amp thing

* Fest autio streaming with mic, cabinet audio, and stream audio

* Found a woofer to test with (tbd)

* Impedance matching circuit

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

[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]

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

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

[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]

<pre style="color: red">DIY PSU price is very high, will compare to purchase options</pre>

<pre style="color: red">Using computer PSU may be possible after boosting +/-12 to +/-28, however, current on -12V line may not be enough to rate maximum wattage</pre>

{| class="wikitable"
|+ Possible DIY Design
|-
! Qty
! Short Name
! Price
! Part
! Link
! Part Total
|-
| 1
| Transformer Dual 28V secondaries, 4.6A Max current
| $28.00
| VPS56-2300
| [https://www.digikey.com/product-detail/en/triad-magnetics/VPS56-2300/VPS56-2300-ND/7318278 Digikey]
| $28.00
|-
| 16
| Diode
| $1.00
| MUR860
| [https://www.digikey.com/product-detail/en/on-semiconductor/MUR860G/MUR860GOS-ND/919926 Digikey]
| $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
|-
| *
| Various Caps and Resistors (1W)
| $10.00
| *
| *
| $10.00
|-
! scope="row" colspan="2"| Total
|
|
|
| $95.00
|}
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User:Rando/Gain Clone Notes - Revision history

Rando: Created page with "* swap out audio receiver for car amp thing * Fest autio streaming with mic, cabinet audio, and stream audio * Found a woofer to test with (tbd) * Impedance matching circui..."