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	Firmware and source code for the Low-Noise Stereo Preamplifier [0111111B.HEX] (previously 0111111A.HEX) PIC16 microcontroller firmware (HEX file) plus ASM source code for the Low-Noise Stereo Preamplifier project. This updated B version of the firmware solves the problem that the remote control section won't work without the input selector board plugged in. Cat No SC0973. Price: Free Files: 0111111B.zip (ZIP contains .hex and .asm files; 9.1KB) Related to: Project: Ultra-LD Stereo Preamplifier & Input Selector, Pt.1 (November 2011 [online issue]) Project: Ultra-LD Stereo Preamplifier & Input Selector, Pt.2 (December 2011 [online issue]) Project: Ultra low noise remote controlled stereo preamp, Pt.1 (March 2019 [print issue] [online issue]) Project: Ultra low noise remote controlled stereo preamp – Part 2 (April 2019 [print issue] [online issue]) View 14 other items relevant to the same project(s)
	Low-Noise Stereo Preamplifier PCB [01111119] PCB for the Low-Noise Stereo Preamplifier with Tone Controls. Double-sided PCB with plated through holes, solder mask and silkscreen overlay. 216 x 66mm. Cat No SC4911. Price: AUD $25.00 1  Add to trolley In stock: yes (29 available). Estimated dispatch time: 1-3 days Related to: Project: Ultra low noise remote controlled stereo preamp, Pt.1 (March 2019 [print issue] [online issue]) Project: Ultra low noise remote controlled stereo preamp – Part 2 (April 2019 [print issue] [online issue]) View 12 other items relevant to the same project(s)
	Input Switching Module PCB for the Low Noise Preamplifier [01111112] PCB for the Preamplifier/Amplifier Input Switching Module. PCB with plated through holes, solder mask and silkscreen overlay. 109.5 x 84.5mm. Cat No SC0704. Price: AUD $15.00 1  Add to trolley In stock: yes (15 available). Estimated dispatch time: 1-3 days Related to: Project: Ultra-LD Stereo Preamplifier & Input Selector, Pt.1 (November 2011 [online issue]) Project: Ultra-LD Stereo Preamplifier & Input Selector, Pt.2 (December 2011 [online issue]) Project: Ultra-LD Mk.3 135W/Channel Stereo Amplifier, Pt.1 (March 2012 [print issue] [online issue]) Project: Ultra-LD Mk.3 135W/Channel Stereo Amplifier, Pt.2 (April 2012 [print issue] [online issue]) Project: Ultra-LD Mk.3 135W/Channel Stereo Amplifier, Pt.3 (May 2012 [print issue] [online issue]) Project: Ultra low noise remote controlled stereo preamp, Pt.1 (March 2019 [print issue] [online issue]) Project: Ultra low noise remote controlled stereo preamp – Part 2 (April 2019 [print issue] [online issue]) View 16 other items relevant to the same project(s)
	Input Selection Pushbutton PCB for the Low Noise Preamplifier [01111113] PCB for the Preamplifier/Amplifier Input Selection Pushbuttons. Double-sided PCB with plated through holes, solder mask and silkscreen overlay. 66 x 24.5mm. Cat No SC0702. Price: AUD $5.00 1  Add to trolley In stock: yes (22 available). Estimated dispatch time: 1-3 days Related to: Project: Ultra-LD Stereo Preamplifier & Input Selector, Pt.1 (November 2011 [online issue]) Project: Ultra-LD Stereo Preamplifier & Input Selector, Pt.2 (December 2011 [online issue]) Project: Ultra-LD Mk.3 135W/Channel Stereo Amplifier, Pt.1 (March 2012 [print issue] [online issue]) Project: Ultra-LD Mk.3 135W/Channel Stereo Amplifier, Pt.2 (April 2012 [print issue] [online issue]) Project: Ultra-LD Mk.3 135W/Channel Stereo Amplifier, Pt.3 (May 2012 [print issue] [online issue]) Project: Ultra low noise remote controlled stereo preamp, Pt.1 (March 2019 [print issue] [online issue]) Project: Ultra low noise remote controlled stereo preamp – Part 2 (April 2019 [print issue] [online issue]) View 16 other items relevant to the same project(s)
	Ultra-LD Mk3/Mk4 Amplifier Power Supply PCB [01109111] PCB for the Ultra-LD Mk3 Amplifier Power Supply. Also suits the Ultra-LD Mk4. PCB with plated through holes, solder mask and silkscreen overlay. 141 x 80mm. Cat No SC0716. Price: AUD $15.00 1  Add to trolley In stock: yes (5 available). Estimated dispatch time: 1-3 days Related to: Project: Ultra-LD Mk.3 200W Amplifier Module (July 2011 [print issue] [online issue]) Project: Ultra-LD Mk.3 200W Amplifier Module, Pt.2 (August 2011 [print issue] [online issue]) Project: Ultra-LD Mk.3 200W Amplifier Module, Pt.3 (September 2011 [print issue] [online issue]) Project: Ultra-LD Mk.3 135W/Channel Stereo Amplifier, Pt.1 (March 2012 [print issue] [online issue]) Project: Ultra-LD Mk.3 135W/Channel Stereo Amplifier, Pt.2 (April 2012 [print issue] [online issue]) Project: Ultra-LD Mk.3 135W/Channel Stereo Amplifier, Pt.3 (May 2012 [print issue] [online issue]) Project: Ultra-LD Mk.4 200W RMS Power Amplifier: Preview (July 2015 [print issue] [online issue]) Project: Ultra-LD Mk.4 200W RMS Power Amplifier, Pt.1 (August 2015 [print issue] [online issue]) Project: Ultra-LD Mk.4 200W RMS Power Amplifier, Pt.2 (September 2015 [print issue] [online issue]) Project: Ultra-LD Mk.4 Power Amplifier, Pt.3: 110W Version (October 2015 [print issue] [online issue]) Project: New SC200 Audio Amplifier (January 2017 [print issue] [online issue]) Project: New SC200 Audio Amplifier – Part 2 (February 2017 [print issue] [online issue]) Project: New SC200 Audio Amplifier - Part 3 (March 2017 [print issue] [online issue]) Project: Ultra low noise remote controlled stereo preamp – Part 2 (April 2019 [print issue] [online issue]) View 23 other items relevant to the same project(s)
	Universal Voltage Regulator PCB [18103111] PCB for the Universal Voltage Regulator. PCB with plated through holes, solder mask and silkscreen overlay. 71 x 35.5mm. Cat No SC0782. Price: AUD $5.00 1  Add to trolley In stock: yes (22 available). Estimated dispatch time: 1-3 days Related to: Project: Universal Voltage Regulator Board (March 2011 [print issue] [online issue]) Project: Ultra low noise remote controlled stereo preamp, Pt.1 (March 2019 [print issue] [online issue]) Project: Ultra low noise remote controlled stereo preamp – Part 2 (April 2019 [print issue] [online issue]) View 12 other items relevant to the same project(s)
	PIC16F88-I/P programmed for the Low-Noise Stereo Preamp with Six Input Selector [0111111M.HEX] A PIC16F88-I/P 8-bit microcontroller programmed with the firmware for the Low-Noise Stereo Preamplifier (March-April 2019), when combined with the Six Input Audio Switcher project from the Six-way Stereo Audio Input Selector (September 2019) (0111111M.HEX). Cat No SC5143. Price: AUD $15.00 1  Add to trolley In stock: yes (22 available). Estimated dispatch time: 1-3 days Related to: Project: Ultra low noise remote controlled stereo preamp, Pt.1 (March 2019 [print issue] [online issue]) Project: Ultra low noise remote controlled stereo preamp – Part 2 (April 2019 [print issue] [online issue]) Project: Six-way Stereo Audio Input Selector with remote control (September 2019 [print issue] [online issue]) View 17 other items relevant to the same project(s)
	PIC16F88-I/P programmed for the Low-Noise Stereo Preamp [0111111B.HEX] (previously 0111111A.HEX) A PIC16F88-I/P 8-bit microcontroller programmed with the firmware for the Low-Noise Stereo Preamplifier (0111111B.HEX). This updated B version of the firmware solves the problem that the remote control section won't work without the input selector board plugged in. Cat No SC0886. Price: AUD $15.00 1  Add to trolley In stock: yes (21 available). Estimated dispatch time: 1-3 days Related to: Project: Ultra-LD Stereo Preamplifier & Input Selector, Pt.1 (November 2011 [online issue]) Project: Ultra-LD Stereo Preamplifier & Input Selector, Pt.2 (December 2011 [online issue]) Project: Ultra low noise remote controlled stereo preamp, Pt.1 (March 2019 [print issue] [online issue]) Project: Ultra low noise remote controlled stereo preamp – Part 2 (April 2019 [print issue] [online issue]) View 14 other items relevant to the same project(s)
	Low-Noise Stereo Preamplifier PCB pattern (PDF download) [01111119] PDF with the PCB design for the Low-Noise Stereo Preamplifier with Tone Controls (double-sided). This is the main board, which is double-sided. PCB patterns of the other optional boards are available separately for download. Both layers are in a single PDF. Cat No SC4943. Price: Free Files: Low-Noise Stereo Preamplifier PCB (01111119).pdf (97.8KB) Related to: Project: Ultra low noise remote controlled stereo preamp, Pt.1 (March 2019 [print issue] [online issue]) Project: Ultra low noise remote controlled stereo preamp – Part 2 (April 2019 [print issue] [online issue]) View 12 other items relevant to the same project(s)
	Low-Noise Stereo Preamplifier Input Switcher PCB pattern (PDF download) [01111112] PDF with the PCB design for the Low-Noise Stereo Preamplifier Input Switcher, including the version used in the Ultra-LD Mk.3 complete power amplifier (single-sided). Cat No SC0978. Price: Free Files: 01111112.pdf (17.7KB) Related to: Project: Ultra-LD Stereo Preamplifier & Input Selector, Pt.1 (November 2011 [online issue]) Project: Ultra-LD Stereo Preamplifier & Input Selector, Pt.2 (December 2011 [online issue]) Project: Ultra low noise remote controlled stereo preamp, Pt.1 (March 2019 [print issue] [online issue]) Project: Ultra low noise remote controlled stereo preamp – Part 2 (April 2019 [print issue] [online issue]) View 14 other items relevant to the same project(s)
	Low-Noise Stereo Preamplifier Input Selector Pushbutton PCB pattern (PDF download) [01111113] PDF with the PCB design for the Low-Noise Stereo Preamplifier Input Selector, including the version used in the Ultra-LD Mk.3 complete power amplifier (double-sided). Cat No SC0979. Price: Free Files: 01111113.pdf (6.9KB) Related to: Project: Ultra-LD Stereo Preamplifier & Input Selector, Pt.1 (November 2011 [online issue]) Project: Ultra-LD Stereo Preamplifier & Input Selector, Pt.2 (December 2011 [online issue]) Project: Ultra low noise remote controlled stereo preamp, Pt.1 (March 2019 [print issue] [online issue]) Project: Ultra low noise remote controlled stereo preamp – Part 2 (April 2019 [print issue] [online issue]) View 14 other items relevant to the same project(s)
	Ultra-LD Mk.3 Power Supply PCB pattern (PDF download) [01109111] PDF with the PCB design for the Ultra-LD Mk.3 amplifier power supply (single-sided). Cat No SC0999. Price: Free Files: 01109111.pdf (43.8KB) Related to: Project: Ultra-LD Mk.3 200W Amplifier Module (July 2011 [print issue] [online issue]) Project: Ultra-LD Mk.3 200W Amplifier Module, Pt.2 (August 2011 [print issue] [online issue]) Project: Ultra-LD Mk.3 200W Amplifier Module, Pt.3 (September 2011 [print issue] [online issue]) Project: Ultra-LD Mk.3 135W/Channel Stereo Amplifier, Pt.1 (March 2012 [print issue] [online issue]) Project: Ultra-LD Mk.3 135W/Channel Stereo Amplifier, Pt.2 (April 2012 [print issue] [online issue]) Project: Ultra-LD Mk.3 135W/Channel Stereo Amplifier, Pt.3 (May 2012 [print issue] [online issue]) Project: Ultra-LD Mk.4 200W RMS Power Amplifier: Preview (July 2015 [print issue] [online issue]) Project: Ultra-LD Mk.4 200W RMS Power Amplifier, Pt.1 (August 2015 [print issue] [online issue]) Project: Ultra-LD Mk.4 200W RMS Power Amplifier, Pt.2 (September 2015 [print issue] [online issue]) Project: Ultra-LD Mk.4 Power Amplifier, Pt.3: 110W Version (October 2015 [print issue] [online issue]) Project: Ultra low noise remote controlled stereo preamp – Part 2 (April 2019 [print issue] [online issue]) View 20 other items relevant to the same project(s)
	Universal Voltage Regulator PCB pattern (PDF download) [18103111] PDF with the PCB design for the Universal Voltage Regulator (single-sided). Cat No SC0937. Price: Free Files: 18103111.pdf (28.1KB) Related to: Project: Universal Voltage Regulator Board (March 2011 [print issue] [online issue]) Project: Ultra low noise remote controlled stereo preamp – Part 2 (April 2019 [print issue] [online issue]) View 12 other items relevant to the same project(s)