CT3348 Coaxial Connector Adapter - Equivalent & Substitute Parts

Part Overview

The CT3348 is a coaxial connector adapter designed to convert between BNC Jack (Female Socket) and N Jack (Female Socket) configurations. This adapter operates at 50 Ohms impedance with a maximum frequency rating of 10 GHz, making it suitable for RF applications requiring impedance-matched connections between these two connector series.

The CT3348 is classified as Obsolete. Identifying equivalent substitute parts is necessary to ensure continued availability for maintenance, repair, and new system integration where this adapter specification is required.

Substiute Parts

CT3348
Cal Test ElectronicsIn Stock: 1120CT3348 Datasheet
CT3348
Current Part
CT3348A
Cal Test ElectronicsIn Stock: 1200CT3348A Datasheet
CT3348A
Similar

Key Parameters

Parameter Value
Adapter Type Jack to Jack
Conversion Type Between Series
Adapter Series BNC to N
Center Gender Female to Female
Impedance 50 Ohms
Style Straight
Mounting Type Free Hanging (In-Line)
Fastening Type Bayonet Lock, Threaded
Frequency - Max 10 GHz
Insertion Loss 0.10 dB
Operating Temperature -55°C ~ 155°C
Body Material Brass
Body Finish Nickel
Center Contact Material Beryllium Copper, Brass
Dielectric Material Polytetrafluoroethylene (PTFE)
Center Contact Plating Gold
RoHS Status ROHS3 Compliant

Substitute Part Grouping Explanation

Substitution eligibility for the CT3348 is determined by strict equivalence across the following critical parameters:

  • Adapter Series: BNC to N conversion capability
  • Adapter Type: Jack to Jack configuration
  • Center Gender: Female to Female socket orientation
  • Impedance: 50 Ohms
  • Frequency Rating: 10 GHz maximum
  • Insertion Loss: 0.10 dB
  • Fastening Type: Bayonet Lock and Threaded mechanisms
  • Operating Temperature Range: -55°C to 155°C
  • Dielectric Material: PTFE
  • Body Material and Finish: Brass with Nickel finish
  • Center Contact Plating: Gold

The CT3348A meets all these criteria and is designated as the direct substitute for the obsolete CT3348.

Parameter Comparison

Parameter CT3348 (Main Part) CT3348A (Substitute)
Manufacturer Cal Test Electronics Cal Test Electronics
Product Status Obsolete Active
Adapter Series BNC to N BNC to N
Adapter Type Jack to Jack Jack to Jack
Center Gender Female to Female Female to Female
Impedance 50 Ohms 50 Ohms
Style Straight Straight
Mounting Type Free Hanging (In-Line) Free Hanging (In-Line)
Fastening Type Bayonet Lock, Threaded Bayonet Lock, Threaded
Frequency - Max 10 GHz 10 GHz
Insertion Loss 0.10 dB 0.10 dB
Body Material Brass Brass
Body Finish Nickel Nickel
Center Contact Material Beryllium Copper, Brass Beryllium Copper, Brass
Dielectric Material Polytetrafluoroethylene (PTFE) Polytetrafluoroethylene (PTFE)
Center Contact Plating Gold Gold
RoHS Status ROHS3 Compliant ROHS3 Compliant
REACH Status REACH Unaffected REACH Unaffected
ECCN EAR99 EAR99
HTSUS 8536.69.4010 8536.69.4010

Engineering Selection Recommendations

The CT3348A is the direct equivalent substitute for the obsolete CT3348. Both parts are manufactured by Cal Test Electronics and maintain identical electrical and mechanical specifications across all critical parameters.

The CT3348A carries Active product status, ensuring ongoing availability and supply chain continuity. Both parts maintain ROHS3 compliance and REACH Unaffected status, satisfying regulatory requirements for current applications.

Selection between these parts is determined by availability and packaging requirements. The CT3348A is supplied in Bulk packaging, whereas the CT3348 packaging specification was not provided. For new designs or replacement applications, the CT3348A is the appropriate selection due to its Active status.

Frequently Asked Questions (FAQ)

Q: Can the CT3348A directly replace the CT3348 in existing applications?

A: Yes. The CT3348A is electrically and mechanically equivalent to the CT3348 across all specified parameters, including impedance, frequency rating, insertion loss, connector configuration, and operating temperature range.

Q: What is the difference between CT3348 and CT3348A?

A: The primary difference is product status. The CT3348 is Obsolete, while the CT3348A is Active. The CT3348A is supplied in Bulk packaging. All electrical and mechanical specifications are identical.

Q: Are there any compliance differences between these parts?

A: No. Both parts maintain identical RoHS3 compliance, REACH Unaffected status, and EAR99 export classification.

Q: What connector types does this adapter support?

A: This adapter converts between BNC Jack (Female Socket) and N Jack (Female Socket) configurations at 50 Ohms impedance.

Q: What is the maximum operating frequency for this adapter?

A: The maximum frequency rating is 10 GHz for both the CT3348 and CT3348A.

Q: What is the insertion loss specification?

A: Both parts specify 0.10 dB insertion loss at the operating frequency range.

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