Harmony Electronic frequency control products play a pivotal role in everything from automation systems, power generation and distribution, to test and measurement instruments, ensuring accurate timing and synchronization for optimal performance. They're the invisible heroes in aerospace and defense systems, medical equipment, safety equipment, automotive, and even industrual applications. Dive in to discover how our frequency control products can be utilized in industrial applications such as:
Automation system (PLC / DCS): Synchronize the operation of sensors, actuators, and controllers to ensure the industrial process operates reliably and efficiently.
Power Generation and Distribution: Accurate timing for synchronization of generators, grid monitoring, power quality analysis, and control systems. Timing frequency devices help maintain the stability of frequency and phase synchronization within the power grid.
Industrial instrumentation (Data logger / Temperature measurement / Meters) equipment: Ensure accurate and reliable data acquisition and control.
Test and Measurement Instruments: Such as Oscilloscopes, spectrum analyzers, and frequency counters. Timing frequency devices provide stable and accurate reference frequencies for reliable analysis of electronic signals.
Aerospace and Defense systems: Employed in avionics systems, satellite communication systems, radar systems, navigation systems, and other critical equipment where accurate timing and synchronization are crucial for mission success and safety.
Medical Equipment: Employed in patient monitoring systems, imaging devices, diagnostic equipment, and medical instrumentation. Timing frequency devices provide accurate timing for data acquisition, signal processing, and synchronization of different components within the medical system
Safety Equipment: Provide accurate frequency control and ensures proper functioning of Alarm, Access control, Surveillance, Sensors, Intercom, and Door-locks system.
Automotive: Provide accurate timing for Safety, Body electronics, Powertrain systems, and Connected & Infotainment, ensuring precise and synchronized operation.
Explore Additional Applications

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Dimension(mm) | Lead Connection | Voltage | Frequency Range | Type | Download |
|---|---|---|---|---|---|---|
2.5 x 2.0 x 0.85
L / W / H |
4 pads
|
1.8V,2.5V
2.8V,3.3V |
1MHz~125MHz |
HSO221S
SPXO |
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Dimension(mm) | Lead Connection | Voltage | Frequency Range | Type | Download |
|---|---|---|---|---|---|---|
5.0 x 3.2 x 1.2
L / W / H
Not Recommended
for New Designs
|
4 pads
|
1.8V,2.5V
2.8V,3.3V |
0.7MHz~160MHz |
HSO531S
SPXO |
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Dimension(mm) | Lead Connection | Voltage | Frequency Range | Type | Download |
|---|---|---|---|---|---|---|
7.0 x 5.0 x 1.3
L / W / H
Not Recommended
for New Designs
|
4 pads
|
2.5V,2.85V
3.3V,5.0V
|
1.8MHz~220MHz |
HSO751S
SPXO
|
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Dimension(mm) | Lead Connection | Output | Voltage | Frequency Range | Type | Download |
|---|---|---|---|---|---|---|---|
2.0 x 1.6 x 0.7
L / W / H |
4 pads
|
Clipped Sinewave |
1.8V~3.3V |
13MHz~52MHz |
HSB211S
TCXO
|
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Dimension(mm) | Lead Connection | Voltage | Frequency Range | Type | Download |
|---|---|---|---|---|---|---|
2.0 x 1.6 x 0.72
L / W / H
|
4 pads
|
1.8V,2.5V
2.8V,3.3V |
32.768kHz |
HSO211S RTC
|
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Dimension(mm) | Lead Connection | Output | Voltage | Frequency Range | Type | Download |
|---|---|---|---|---|---|---|---|
2.0 x 1.6 x 0.7
L / W / H |
4 pads
|
Clipped Sinewave |
1.8V~3.3V |
13MHz~52MHz |
HSA211S
VC-TCXO
|
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Dimension(mm) | Lead Connection | Voltage | Frequency Range | Type | Download |
|---|---|---|---|---|---|---|
2.0 x 1.6 x 0.72
L / W / H |
4 pads
|
1.8V,2.5V
2.8V,3.3V |
1MHz~80MHz |
HSO211S
SPXO |
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Dimension(mm) | Lead Connection | Frequency Range | Type | Download |
|---|---|---|---|---|---|
2.5 x 2.0 x 0.9
L / W / H |
4 pads
|
19.2MHz, 26MHz |
HSX221SR |
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Dimension(mm) | Lead Connection | Frequency Range | Type | Download |
|---|---|---|---|---|---|
1.6 x 1.2 x 0.6
L / W / H
|
4 pads
|
38.4MHz,52MHz,
76.8MHz
|
HSX111SR |
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Dimension(mm) | Lead Connection | Frequency Range | Type | Download |
|---|---|---|---|---|---|
2.0 x 1.6 x 0.7
L / W / H |
4 pads
|
19.2MHz,26MHz 38.4MHz,52MHz |
HSX211SR |
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Dimension(mm) | Lead Connection | Frequency Range | Type | Download |
|---|---|---|---|---|---|
1.6 x 1.2 x 0.35
L / W / H |
4 pads
|
24MHz~96MHz |
HSX111SA
Seam |
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Dimension(mm) | Lead Connection | Frequency Range | Type | Download |
|---|---|---|---|---|---|
2.0 x 1.6 x 0.45
L / W / H |
4 pads
|
16MHz~96MHz |
HSX211S
Seam |
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Dimension(mm) | Lead Connection | Frequency Range | Type | Download |
|---|---|---|---|---|---|
2.5 x 2.0 x 0.45
L / W / H |
4 pads
|
12MHz~60MHz |
HSX221SA
Seam |
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Dimension(mm) | Lead Connection | Frequency Range | Type | Download |
|---|---|---|---|---|---|
3.2 x 2.5 x 0.7
L / W / H |
4 pads
|
8MHz~54MHz |
HSX321S
Seam |
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Dimension(mm) | Lead Connection | Frequency Range | Type | Download |
|---|---|---|---|---|---|
5.0 x 3.2 x 1.0
L / W / H
Not Recommended
for New Designs
|
2 pads
|
8MHz~54MHz |
HSX530G
Glass |
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Dimension(mm) | Lead Connection | Frequency Range | Type | Download |
|---|---|---|---|---|---|
1.2 x 1.0 x 0.3
L / W / H |
4 pads
|
26MHz~96MHz |
HSX1210A
Seam |
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MEMS MICROPHONE | Dimemsion(mm) | Output | Sensitivity(dBV) | SNR(dBA) | Type | Download |
|---|---|---|---|---|---|---|---|
TOP |
3.76 x 2.95 x 1.1
L/W/H |
Analog |
-42±1 |
59 |
HAT3729A4 |
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Port Location | Dimemsion(mm) | Output | Sensitivity(dBV) | SNR(dBA) | Type | Download |
|---|---|---|---|---|---|---|---|
TOP |
3.76 x 2.95 x 1.1
L/W/H |
Analog |
-42±1 |
59 |
HAT3729N4 |
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Port Location | Dimemsion(mm) | Output | Sensitivity(dBV) | SNR(dBA) | Type | Download |
|---|---|---|---|---|---|---|---|
TOP |
3.10 x 2.50 x 1.00
L/W/H |
Analog |
-42±3 |
59 |
HAT3125N4 |