This would depend on whether the testimony of the officer initiating the stop was necessary to establish the foundation for introducing the evidence the defendant is seeking to suppress. If foundation can't be established without te officer's testimony, then the evidence should either be suppressed or the hearing continued until the officer can be present.
Admissible as evidence
Your mode of dress is not admissible in court. The evidence cries to be admissible, your honor!
Hearsay
The bloodhound is the only animal whose evidence is admissible in a US court.
The evidence was not admissible in court due to it having no relevance to the proceedings.
AA meetings can be admissible in court. If they are court ordered or relevant to an issue or evidence, then it usually is admissible.
In a court of law the only evidence that can be admissible must be gotten legally.
Not at all. If a document is not admissible in evidence, than the question of admissibality not arise...
no
Yes.
Yes. Person A is an 'eye-witness'. His testimony is admissible as evidence because he was present when person B assaulted person C.
Evidence does not expire.