@2023-2025 Kaamos Tech Ltd
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ADC AK5572 v2
£79.00 Ex. VATVery high performance AD-converter in a compact form factor.
Choose from following product options:
- Control:
- HW-control for easy plug and play I2S operation (especially if used as Slave).
- I2C configuration for more complex settings.
- Input:
- No connectors (stereo 4 Vrms differential configuration)
- Stereo XLR (2x Neutrik XLR, 4 Vrms differential input)
- Stereo RCA (2x Switchcraft RCA, 2 Vrms single-ended input)
- Mono XLR (1x Neutrik XLR, 4 Vrms differential input)
- Mono RCA (1x Switchcraft RCA, 2 Vrms single-ended input)
The board is delivered tested and all required SMD components soldered down. Connectors and headers are included, and you can choose to get them soldered down or not.
Additionally, we recommend following addon products:
- U.FL cables to connect digital audio signals between Kaamos boards.
- U.FL to header adapter for easy connection to boards with pinheaders.
- 6-pin power cables; you can also solder wires on power connector placeholder.
- Control:
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BNC-RCA Adapter
£4.90 Ex. VATBNC-RCA adapter, 75ohm.
Use with S/PDIF-boards with BNC-connectors, for example SPDIF TX and DAR18 XLR/BNC add-on.
The item contains one adapter. The photo with two adapters is illustrative only.
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New
CCHD OSC Module
£19.00 Ex. VATClock oscillator module for DIY-builds or modifications.
- Footprint for Crystek CCHD-957 or 7x5mm oscillator (oscillators sold separately).
- Very high-performance and low-noise LT3042 voltage regulator.
- Clock output via U.FL or pinheader.
- Oscillator Enable-header.
- Pair with Clock Buffer 1-4 for high-quality clock splitting.
Choose from the following product options:
- Oscillator:
- “No oscillator”. Solder your own CCHD-957 or 7x5mm oscillator.
- “Yes, CWX813 24.576MHz OSC”. Connor Winfield CWX813 24.576MHz oscillator soldered down.
- “Yes, Crystek CCHD-957 (sold separately)”. Crystek CCHD-957 oscillator must be purchased separately but we will solder it down.
The board is delivered tested and all required components soldered down (except the oscillator if not purchased from us). 3pcs 2-pin SMD-headers are provided unsoldered, unless soldering option is selected.
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Clock Buffer 1-4
£25.00 Ex. VAT4-Channel 1-to-4 clock buffer and splitter for digital audio or other applications.
- Four independent and identical high-performance 1-to-4 clock splitter circuits.
- For example, split and buffer PCM/I2S signals MCLK, BCLK, WCLK, and DATA.
- U.FL connectors for high signal integrity with high-speed clock signals.
- Clock inputs also support pinheaders.
- Optional independent clock oscillator circuit.
Choose from the following product options:
- Oscillator:
- “No”. No oscillator.
- “Yes, CWX813 24.576MHz OSC”. Connor Winfield CWX813 24.576MHz oscillator soldered down.
- “Yes, Crystek CCHD-957 (sold separately)”. Crystek CCHD-957 oscillator must be purchased separately but we will solder it down.
The board is delivered tested and all required components soldered down.
- Four independent and identical high-performance 1-to-4 clock splitter circuits.
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Crystek CCHD-957 oscillator
£32.00 Ex. VATHigh performance Crystek CCHD-957 oscillator. See datasheet on Crystek website.
24.576 MHz (512x 48k) is to be used with 48 kHz family of sample rates (48 kHz, 96 kHz, 192 kHz etc).
22.5792 MHz (512x 44.1k) is to be used with 44.1 kHz family of sample rates (44.1 kHz, 88.2 kHz, 176.4 kHz etc).
Sold to be used on SPDIF TX board. If purchased with the board, we will solder down the oscillator for you.
Select options This product has multiple variants. The options may be chosen on the product page -
DAR 18
Price range: £42.00 through £45.00 Ex. VATVery high performance S/PDIF-receiver in a compact form factor.
Choose from following product options:
- Control:
- HW-control for easy plug and play operation.
- I2C configuration for more complex settings.
The board is delivered tested and all required SMD components soldered down. Connectors and headers are included, and you can choose to get them soldered down or not.
Additionally, we recommend following addon products:
- DAR 18 XLR/BNC addon board for extra XLR and BNC inputs.
- U.FL cables to connect digital audio signals between Kaamos boards.
- 2-pin power cables; you can also solder wires on power connector placeholder.
Select options This product has multiple variants. The options may be chosen on the product page - Control:
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DAR 18 XLR/BNC Addon
£22.00 Ex. VATInput addon to DAR 18 S/PDIF receiver, adding XLR AES/EBU and BNC inputs.
Connectors and headers are included, and you can choose to get them soldered down or not. Note that the XLR in the main photo is full black but currently the connectors we sell have the light metal colour outer casing shown in the second photo.
The addon connects to DAR 18 via three headers. The mating is tight and caution is needed not to bend the headers if addon needs to be removed.
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New
LT30xx LDO Module
Price range: £19.00 through £28.00 Ex. VATVoltage regulator module for DIY-builds or modifications.
- Three models, all using very high-performance low-noise LT30xx regulators:
- LT3042-93: LT3042 + LT3093 for positive and negative output voltages at 200mA each.
- LT3045: Positive output voltage at 500mA.
- LT3094: Negative output voltage at 500mA.
- Customisable output voltage.
- Very compact form factor suitable for product modifications.
The modules are sold individually, choose your module when purchasing. Likewise, choose your output voltage. Should you need a voltage that is not listed, please contact us. Possible range is 0-15V but it depends on the resistors we have.
- Module:
- LT3042-93: positive and negative output, 200mA each.
- LT3045: Positive output, 500mA.
- LT3094: Negative output, 500mA.
- Output voltage:
- Select your voltage or ‘Custom’ if you have contacted us regarding a custom voltage.
- The selection is for magnitude
- Selecting ‘5V’ in LT3094 means -5V.
- Selecting ‘5V’ in LT3042-93 means +/-5V. If you need different positive and negative voltage magnitudes, please contact us.
The board is delivered tested and all required components soldered down. 3-pin header is provided unsoldered, unless soldering option is selected.
Select options This product has multiple variants. The options may be chosen on the product page - Three models, all using very high-performance low-noise LT30xx regulators:
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MCHStreamer Buffer
£29.00 Ex. VAT4-Channel I2S input/output interface to miniDSP MCHStreamer USB-module.
- Two buffered Master Clock (MCLK), Bit Clock (BCLK), and Word Clock (WCLK) outputs.
- Easy interfacing to W-DAC or ADC AK5572.
- U.FL connectors for high signal integrity with high-speed clock signals.
The board is delivered tested and all components soldered down, as shown in the photos.
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MCHStreamer Buffer Dual Mono
£29.00 Ex. VAT4-Channel I2S input/output interface to miniDSP MCHStreamer USB-module.
- Two buffered Master Clock (MCLK), Bit Clock (BCLK), and Word Clock (WCLK) outputs.
- Easy interfacing to W-DAC or ADC AK5572.
- U.FL connectors for high signal integrity with high-speed clock signals.
Choose from the following product options:
- ADC (Data In) interface:
‘Stereo’ – normal 2x Stereo configuration with two stereo data inputs.- See a new version. This listing is only for the remaining Dual Mono units.
- ‘Dual Mono’ – combines one stereo signal from two mono ADCs. Supports two ADC AK5572 Mono ADCs in Dual Mono configuration. For any other use case, choose the Stereo version.
The board is delivered tested and all components soldered down, including the headers.
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One Four All PSU
£105.00 Ex. VATFour-channel low-noise audio PSU.
- Combines switching converters and high-end LT30xx linear regulators to achieve the best of both:
- Four different output voltages from a single 5V-input in a compact form factor.
- Very low-noise, clean, and stable outputs.
- Comprehensive protection features provide peace of mind.
- Very easy system integration with other Kaamos audio boards – only add power cables.
- Can power multiple Kaamos audio boards.
- Input power supply can be a generic USB-charger or power bank.
The board is delivered tested and all SMD components soldered down, including the USB-connector. One 6-pin and one 2-pin Molex are soldered down, the rest are provided loose (unless solder down option is selected). Power switch connection is shorted (see details below) so the board is ready to use.
- Combines switching converters and high-end LT30xx linear regulators to achieve the best of both:
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PCB Mounting Kit
£5.90 Ex. VATHardware to mount one PCB on the bottom of an enclosure. Contains the following items:
- 4pcs 6mm M3 PCB-standoff.
- 4pcs 4mm M3 screw with 2.5mm hex head.
- 4pcs M3 nut.
- 4pcs M3 flat washer.
- 4pcs M3 internal fine teeth washer.
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Power Cable 2-Pin
Price range: £2.70 through £2.90 Ex. VAT2-pin power cable used in Kaamos Tech digital-only boards.
Use with Kaamos Tech power supplies as is or cut the cable and solder to your own power supplies.
This is a standard Molex Micro-Fit 3.0 cable.
Select options This product has multiple variants. The options may be chosen on the product page -
Power Cable 6-Pin
Price range: £4.70 through £4.90 Ex. VAT6-pin power cable used in Kaamos Tech DACs and ADCs.
Use with Kaamos Tech power supplies as is or cut the cable and solder to your own power supplies.
This is a standard Molex Micro-Fit 3.0 cable.
Note that the 6P cable is quite stiff and doesn’t bend sharply near the connectors so with 150mm cable the boards need to be very close to one another.
If doing any mods or your own boards, please note that the pinout is mirrored. Therefore, power supply end and target end need to have mirrored footprints. This is irrelevant if using existing Kaamos Tech boards.
Select options This product has multiple variants. The options may be chosen on the product page -
Power Splitter Board
£19.00 Ex. VATSimple passive power splitter board for easy connectivity between power supplies and Kaamos audio boards using Molex Micro-Fit power cables.
The board is delivered all connectors and headers unsoldered, unless solder down option is selected. 1k SMD-resistor is soldered for LED-connector.
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SPDIF TX v2 Dual Mono
£59.00 Ex. VATPCM I2S to S/PDIF digital audio converter with I2S serial audio input and BNC, Toslink, and AES/EBU outputs.
Product options:
- Channel configuration:
- Dual Mono for 2x ADC AK5572 Mono boards.
Stereo for any other use.See a new version. This listing is only for the remaining Dual Mono units.
- Oscillator circuit (soldering included):
- Most use cases are I2S Slave using existing MCLK from the I2S source, not needing this circuit.
- See full product description below and SPDIF TX guide.
- “Yes, with U.FL input”
- U.FL input and three buffered U.FL outputs to split and buffer existing MCLK.
- “Yes, with standard 24.576MHz OSC”
- Connor Winfield 24.576MHz or similar oscillator and three buffered U.FL outputs.
- “Yes, without source (use your own or buy CCHD)”
- Three buffered U.FL outputs but no oscillator. Use your own (check footprint!) or buy Crystek CCHD-957 from us.
- Most use cases are I2S Slave using existing MCLK from the I2S source, not needing this circuit.
The board is delivered tested and all required SMD components soldered down. Connectors and headers are included, and you can choose to get them soldered down or not.
Additionally, we recommend following addon products:
- U.FL cables to connect digital audio signals between Kaamos boards.
- 2-pin power cables; you can also solder wires on power connector placeholder.
Select options This product has multiple variants. The options may be chosen on the product page - Channel configuration:
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SPDIF TX v3
£55.00 Ex. VATPCM I2S to S/PDIF digital audio converter with I2S serial audio input and RCA/BNC, Toslink, and XLR outputs.
Product options:
- S/PDIF connector; coaxial output connector type:
- RCA.
- BNC (75 ohm).
- Oscillator:
- “No oscillator”.
- Most use cases are I2S Slave using existing MCLK from the I2S source, not needing an oscillator.
- “Yes, CWX813 24.576MHz OSC”.
- Connor Winfield CWX813 24.576MHz oscillator.
- “Yes, Crystek CCHD-957 (sold separately)”.
- This is to note you want us to solder a Crystek CCHD-957 oscillator. It is not included, you need to purchase it separately.
- “No oscillator”.
See more information on the oscillator selection in the full description below.
The board is delivered fully assembled and tested, as shown in the photos.
Additionally, we recommend the following addon products:
- U.FL cables to connect digital audio signals between Kaamos boards.
- 2-pin Molex power cables
Select options This product has multiple variants. The options may be chosen on the product page - S/PDIF connector; coaxial output connector type:
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U.FL Cable
Price range: £2.40 through £2.70 Ex. VATU.FL to U.FL cable used for clocks and digital audio between Kaamos Tech boards.
This is a 1.37 mm 6 GHz 50 ohm coaxial cable with U.FL female connector at each end.
Note that this item is a single cable and you often need 4 cables between boards (MCLK, BCLK, WCLK, DATA).
Select options This product has multiple variants. The options may be chosen on the product page -
U.FL to Pinheader Adapter
Price range: £4.90 through £6.90 Ex. VATConnect Kaamos Tech boards easily to boards with pinheaders using this U.FL to pinheader adapter.
One row of the header is all ground pins.
The item is one adapter only – select a female or male header.
Sold complete with all connectors soldered.
Select options This product has multiple variants. The options may be chosen on the product page -
W-DAC XLR
£85.00 Ex. VATVery high performance 116dB SINAD (typical) 768kHz/32-bit balanced DA-converter in a compact form factor.
- Performance backed by measurements.
- Power supply separation for improved performance:
- Separate regulators for DAC digital and clock interface.
- Separate supply input for DAC references and analog supplies, each channel having its own high performance LT3042 regulator.
- Balanced output path with 3rd order Bessel low-pass filter with LM4562 and OPA1632 opamps, C0G capacitors, and thin film resistors.
- Clocks and digital audio via U.FLs for improved signal integrity and reduced interference.
- Hardware output mute to attenuate power-up/down glitches.
- Schematics available.
Choose from the following product options:
- Control:
- HW-control for easy plug-and-play I2S-operation.
- I2C-configuration for more complex settings. Only this variant supports DSD. Requires I2C-host.
The board is delivered tested and all required SMD components soldered down. Power connector and headers are included, and you can choose to get them soldered down or not.
Neutrik XLR-connectors are sold separately. They are soldered down if the solder down option is selected.
Select options This product has multiple variants. The options may be chosen on the product page -
W-Output XLR v2 Standalone
£29.00 Ex. VATVery high performance balanced XLR output module, converting single-ended signal to balanced or acting as a balanced output buffer.
The board is delivered tested and all SMD components soldered down. Connectors and headers are included, and you can choose to get them soldered down or not.
Choose if you want the XLR connectors (Neutrik) included. Whether they are soldered down depends on the soldering option.